Huang Hansheng
- vjudge4
- Student
- Birla Institute of Technology Mesra Ranchi, Jharkhand, India
- List of teams by Huang Hansheng
- No Active Plan. View Details
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Practice Problems (3374):
Practice:
Prime Generator, Transform the Expression, The Next Palindrome, Factorial, Sphere in a tetrahedron, Small factorials, Pouring water, Play on Words, Relevant Phrases of Annihilation, The Burning City, Ordering the Soldiers, Stable Marriage Problem, The Game of Crosses & Crosses, Poker, Mixtures, Bytelandian gold coins, Ambiguous Permutations, Enormous Input Test, Sums in a Triangle, Simple Sorting, Not a Triangle, GCD2, ATM, The Rise and Fall of Power, Some More Homework, Packing the Boxes, A Christmas Pizza Puzzle, Johnny and the Beanstalk, Spaghetti Monsters, Paying up, Battleship V, Life, the Universe, and Everything, A Very Easy Problem!, Paying up, An interesting subsequence, The Lucky Draw, The battlefield, Primes in the GCD table, Team Selection, Lights Off, Quadratic Equations, Buggy algorithm, Nuclear Reactors, Crystals, Sum of pairs, Prime Palindromes, The Lead Game, Permutation Cycles, Best Sums, Discrepancies in the Voters List, A puzzle game, Kayaks, Modulo, Help the DJ, The N Queens Puzzle Revisited, The LCS Problem Revisited, The Best Box, Palindromic Numbers, Stone Game, Anagram, Treasure Hunting, Windows, The Next Prime, Tourist, Edit Distance, Graph Counting, Genetics, Summing Slopes, Yet Another Number Game, Multiples of 3, Squirrel and chestnut, Head office building, Adding Least Common Multiples, Randomly Testing Circuits, Brush Fire, Backup Functions, Count palindromes, Fetching Cooking Tools, Arranging the Appetizers, Cleaning Up, A Simple Equation, Product of Digits, The Perfect Chocolate Candy, Birthday Candles, Cooling Pies, Byteknights and Byteknaves, A String Game, Choosing Cook Off Problems, N Knights Problem, One Dimensional Game of Life, Cutting Recipes, Number Game Revisited, Ski Resort, Newspaper Puzzle, Preparing Dishes, The Morning Commute, Pairing Chefs, Count Relations, Milestones, Buying Land, Coloring Colorable Graphs, Divisors number divisibility, Holes in the text, Integer Sequences, Three Way Communications, The Route, The Key, The Mother-ship, Money Transformation, Palindrome Palindrome, Rectangles Counting, The Great Wall of Byteland, Cipher Text, Parade, Bickering Cooks, Frosting Cupcakes, Sum Divides Product, Internet Media Types, Chef Teams, Attack of the Clones, Jump it up, Popular Rice Recipe, Billboards, Distribute idlis Equally, A-E Hash Function, Most Popular Friend, Infinite Grid Game, Misinterpretation, Longest Weird Subsequence, Vote for the Noodle Soup, Open the Dragon Scroll, Counting Hexagons, Rotate the String, Angry Chef - Crispy Chips, Collect the Chocolate Chips, The Baking Business, Robot Movings, Chefs new Pet, Last Digit Sum, Digit Rotation, New Restaurant, Target Practice, Hotel Bytelandia, Pattern, Evil Book, Across the River, Divisor Sum, First non-Palindrome, Chef Travel Routes, Calendar, Mr and Mrs Ant, Moving Coins, Subanagrams, Lucky Number, Houses and Restaurants, Graph on a Plane, Lucky Array, Ciel and A-B Problem, Dynamic GCD, Lucky Long, Card Shuffle, Parallel Computing, Favourite Numbers, Free Shuttle Service, Flight Distance, Word Couting, Home Delivery, Count of Maximum, Spoon in Matrix, Fit to Play, Daily Train, Little Elephant and Product, Xor it, Combination Generator, Magic Trick, Divisor Summation, Is it a tree, Double Strings, Jewels and Stones, Ciel Numbers II, Find a special connected block, Substrings on a Tree, Little Elephant and Balance, Little Elephant and Strings, Stacking Pancakes, Lucky lucky number, PrimePlusPlus, Greatest Dumpling Fight, Divisible Pairs, String encryption, Little Elephant and Candies, Andrew and the Birthday, Little Elephant and Mouses, Little Elephant and Painting, Little Elephant and Colored Coins, Remember the recipe, Expected Maximum Matching, Lights, PRIME, Resistance, Little Elephant and Boxes, A Home for Chef, Little Elephant and Exams, Kisses & Hugs, Remy paints the fence, Little Elephant and Bombs, Little Elephant and Lemonade, Little Elephant and Bubble Sort, Arranging Cup-cakes, Restaurant Rating, Event Organizer, Music & Lyrics, Equivalent Suffix Tries, Closing the Tweets, Prime Permutations, Connecting Soldiers, Matchsticks, Block Game, Delivery Boy, Racing Horses, Ciel and Receipt, Ciel and Map, Ciel and Tomya, Maximum Sub-rectangle in Matrix, A Game of Thrones, Queries About Numbers, Machine Gun, Knight Moving, A Wonderful Chocolate, ChefTown Parade, Annual Parade, Three is Crowd, Codechef Password Recovery, Code Crazy Minions, Doors, The New Scheme, Chef Game, Coin Flip, Recipe Reconstruction, Carvans, Buy1-Get1, Tourist Translations, Different Trips, N Queens, Little Elephant and Permutations, Buying Sweets, Magic Board, Tree Fun, Rat Maze, Arithmetic Progressions, Barcelona Gameplay Tactics, Parking Woes, The Adventure of the Solitary Cyclist, II, Jurassic Park, Small Airport, Triangular Queries, Tree Counting, Multiples, Root of the Problem, Packaging Cupcakes, Lucy and the Flowers, Chef of the Year, Climbing Stairs, ChefGame, Vacation, Observing the Tree, Approximately, Queries on tree again!, Minimum Distance, Many Chefs, Defacing Score, Final Battle of Chef, The Loyalty of the Orcs, The Glittering Caves of Aglarond, The Mirror of Galadriel, Dyslexic Gollum, Merciless Chef, Snape and Ladder, Physics, Kingdom Unity, The Ball And Cups, Palindrome, Level Of Difference, Hello Hello, Prime or not, Fire Escape Routes, Lack of Logic, Row and Column Operations, Almost Prime, Helping Lira, String Query, TicTacToe, Superpowers of 2, String Power, ZooZooland Water Shortage, The Basketball Game, Lucky 13, Juno Puzzle for May, Name Reduction, Your Name is Mine, Field Trip, Save The Princess, Andrew and the Meatballs, Andrew and the Strings, Dessert Wizard, Mountain Holidays, Mountain Holidays 2, The Number Of Solutions, SORT, Andrew and the Meatballs again, To challenge or not, W String, The Probability Of Winning, Lapindromes, Cool Guys, XOR Sum, Subtraction Game 1, Subtraction Game 2, Chef and Walking on the rectangle , Chef and Segments, Chopsticks, Counting The Important Pairs, A Plus B Again!, Maxim and Dividers, Sereja and Game, Sereja and Commands, Count K-Primes, Attic Crossing, Sereja and Ballons, Online Shopping, Sereja and Graph, Prime Distance On Tree, Elephant, Chef and Integers , Gangsters of Treeland, Tasty Dishes, Splitting Candies, CAO Stage-3, Pairwise AND sum, Matrix, Sorting, Three-Degree-Bounded Maximum Cost Subtree, To Queue or not to Queue, Entangled Strings, Yet Another Nice Girl, Chef and The Right Triangles, Chef and The Divisibility Queries, Quadrilateral, Yet Another Cute Girl, Counting D-sets, Fibonacci Number, Strange Matrix, Chef and Pie, Game, Kamehameha, Tree, Chef and Science, Code, Polo the Penguin and the Lucky String, Game Of Thrones, Polo the Penguin and the Numbers, Polo the Penguin and the Test, Queries With Points, Polo the Penguin and the XOR, Cube Cakes, Uncle Johny, The K-th Path, Square Digit Squares, Substring Problem, Missing some chairs, Chef and Codes, Girl Friend and String Gift, Polo the Penguin and the Tree, Lucy and the Math Analysis, Stand Up, Cardinality, Lucy and Palindromes, Exponential Game, ForbiddenSum, ATM, Help Ragetti, Valley of Death, Rescue Jack Sparrow, Number Mirror, Am I a Fibonacci Number, Lowest Sum, Trees and Subtrees, Funny Marbles, Magic Pairs, Make Him Happy, Reign, Rectangular Queries, Query on a tree VI, Chef Goes Through Segments, Meteor, Chef and Favourite Sequence, Perfect Subarrays, Mike and Task Packages, Reign 2, Counting Matrices, Hard Disk, Walking Path, Rich Rhyme, Family of Recurrences, Chocolate Division, Merging Files, Changing Money, Rewarding the Priests, Bon Appetit, Please like me, Chef and Girlfriend, Chef and Feedback, Count on a Treap, Team Split, Olympic Village, Stairway Reduction, Ant Colony, Message Coding, Toy Exchange, Sequence Alignment, Longest Common Pattern, Little Elephant and Subarrays, Sum Up, Farmer Feb, Chef and the Cake I, Chef and Shop, Chef and String, Cards, bags and coins, Subtraction Game, Interrogating Gangsters, Compilers and parsers, Chef and Way, Walk, Maximum number, GCD condition, Chef and Magic Arrays, The Street , Little Chef and Numbers, Mike and Stamps, Atoms in the Lab, Counting Bits, Subarray Xor, Coprime Pairs, Give Away, Sherlock and Inversions, A Story with Strings, Chef and Remissness, Chef and Kingship, Chef and Uniqueness, Sweets Problem, Dynamic Trees and Queries, Chef and Reunion, Cross the Maze, Game of Divisors, ABC-Strings, XOR Minimization, 3-Palindromes, Sereja and ASum, Chef and Graph Queries, Final Battle, Sereja and D, Sereja and Arrays, Really Easy Tiling, Chef-jumping, Alok-nath and His Sanskars, Little Elephant and T-Shirts, Permuted Array Problem, Dividing Stamps, Divide the Tangerine, Substrings and Repetitions, Make It Zero 3, Nice SubSegments, Chef and Reversing, Chef and Ground, Chef and Chain, Chef and Segment Game, Chef and Digit Jumps, Chef and Tree Game, Chef and Rainbow Array, Chef and Rainbow Array - 2, Chef and Strange Matrix, Chef and Subarray, Sereja and Arcs, Chef and Bracket-Pairs, Shortest Path in Binary Trees, Chef and Left-Right, Chef and Square, Divide the Cake, Ups and Downs, Stone, Two Companies, Count Substrings, Count Permutations, Count Sequences, Count Substrings, Permutation Shuffle, Team Sigma and Fibonacci, Reach The Point, The Leaking Robot, Lucky Game, Approximately II, Addition and Multiplication, Forgot Password, Rectangles, Game of Numbers, Counting Flags, Knapsack Problem, Painting, Sherlock and the Grid, Substring Query, Coprime Triples, The Smallest Pair, Subarray GCD, Subarray LCM, Chef and sequence, Fibonacci Numbers on Tree, Push the Flow!, Earthquake, And Operation, Shift The String, Simple Editor, Rectangle Query, Cleaning Tables, Copy-Paste, Present for Andrii, Sum Queries, Chef and Gift, Friends, Chef and Array, Fun with Rotation, Flooring, Harrenhal, Dragonstone, Children Trips, 2048, Chef and Strange Formula, World War 2, Tanu and Head-bob, Marks Discrepency, Convert the Expression, Jam, Sereja and Game 2, Sereja and Permutations, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus, Chef and easy problem, Chef and easy problem 2, Chef and medium problem , Chef and medium problem 2, ICPC Pre-Prelims Practice Round, Cyclic Prefix, Steady tables, Solving the Practice Contest, Spiderman and Jumping, Distinct Characters Subsequence, Chef and Red Black Tree, Chef and A Large Permutation, The Army, Walk on the Axis, Maximum Average Sub-Array, A game of consecutive piles, Devu and Adding Two Numbers, Logging in the computer, The Problem Set, Let us construct palindrome, Chef and a great voluntary Program, Chef and Churu, Matrix Again, Player, Course Selection, Ground Stations, Chef and Strings, Mangalyaan-2, Sereja and Two Strings 2, Sereja and Salesman, Three elements, Chef and Apple Trees, Cascading Style Sheets, Sereja and GCD, Discount on crackers, Cracker shops, Sereja and LCM, Covering Sets, Most Distant Points, Brackets, Petersen Graph, Sereja and GCD 2, Cool Dude Laxman, Chef and Problems, Chef and Stones, Max Array, Dividing the Students, Parenthesis with Maximum Sum Subarray, Charlie and Prime Numbers, Ramanujan and Numbers, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Delivery Man, Sum Of Binomial Coefficent , Queries On Tree, String Matching, Bread, Random Number Generator, Drawing Contest, Sequence Containment, Kings Dinner, Interview Scheduling, Robot Movement, Good Joke!, BlindDate Contest, Pilgrimage, Finding Exponent, Fit Squares in Triangle, Piece of cake, Candidate walk, Dhonis Bowlers, Matryoshka Dolls, Kiwi Number, Jersey Number, Gabba sprint, Many bananas, Countdown, Suraj goes shopping, Tojo hates probabilities, Anup at Amrithapuri, Random Rudreshwar, Sign Wave, Let us play with rank list, Digits in Factorial, Xor Matrix, Find Distance, Abhijeet and rectangles, Chef and Equality, Devu and Locks, Little Chef and the King, Equilibrium number, Not Palindrome, Chaapu and Parcels, DOTS Player, Factorization, Let us play with even and odd numbers, Chef and Pattern, Chef and Interview, Message Typing, Chef and Strange Operations, Lucky Four, The Warehouse, Twins and kids island, Sweet Deal, Broken Telephone, Median, Inversion sorting, Big Queries, Counting on a Tree, Devu and binary String, Library and Headcount, Hacking the Random Generator, Pair of Numbers, Andrash and Stipendium, Devu, his friends and birthday gifts, Septenary conversion, Fibonacci, Chef and Memory Limit, Virat and his challenge, Chef and Prime Divisors, Exam, Chef and Inflation, Easy One, Chef and Piano Scales, Little Party, Chef and Polygons, Chef and Laptop, Set Difference , How to Minimize a String, Chef and new recipe, Chef and Balanced Strings, How to Write a Message, Minimum Transaction, Devus and their voting system, Palindromeness, Chef and Cake, Flip Flops, REVERSE, Chef Anup, Lucky and Arrays, Taxi Driver, Version Control System, Prime Palindrome Sum, House Cleaning, Euler Totient Function Extended, Tickets, Chef and Friends, Snow Leopard and sum of primes, Bank and vulnerable passwords, Snow Leopard and his funny list of videos, Clarke and Australian Cricket Team, Counting Primes, Counting on a directed graph, Math Bond, Laboratories, Ankit, Srijan and a game of stone piles, King test to his sons, Save the kids, Gravity Guy, Connecting Army Troops, Displaying Da Vinci work, Unlock Secrets or Leonardo, Teaching binary to a child, Handling the explosives, Finding Identity Integers, MasterChef, Yet Another Problem On Strings, Zeroes, Chef and String, A New Scheme, Mix Sorting, Find Missing Number, Chef and Cube, Chef and Bits, Rohith and Circles, Array Operation, Devu and Grapes, Devu and Manhattan Distance, Add Two Numbers, Find Remainder, First and Last Digit, Smallest Numbers of Notes, Sum of Digits, Reverse The Number, Helping Chef, Total Expenses, Id and Ship, Gross Salary, Valid Triangles, Grade The Steel, Gregorian Calendar, Ingredients, GCD and LCM, Second Largest, Small Factorial, Primality Test, Finding Square Roots, The Block Game, Farmer And His Plot, Wrong Answer, Chain of Doughnuts, Chef and Dolls, Chef and his Sequence, Digit wise operator, Merge Sort, Nikitosh and xor, Number of Ways , Devu and friendship testing, Rupsa and the Game, Entrance Exam, Make XOR zero, Dining, Devu and most energetic minion, Rupsa and Number army, Train Partner, Cops and the Thief Devu, Maximize Disjoint Pair Sum, Bored of Nim, Cooking Machine, Time measure, Divisibility by 9, Palindromic Queries, Chef and Trees, Chef and Table Tennis, Churu and Balls, Count Steps in Matrix, Strange operations, Chef and Bitwise OR Operation, Chef and Two Strings, Attack of the Bugs, Greedy puppy, Puppy and game, Chef and Sets, Race Time!, The Car Trip of Sundar, Dividing Machine, Chef and insomnia, Future of draughts, Chef has a Spaghetti Garden, Simple Queries, Chef and Path, Who dares to be a millionaire, Chef and Super Array, Chef and Rectangle Array, Receipt Recovery, Forgotten Language, Cracking the Code, Chef and collection of stamps, Friends Meeting, Spheres, Chef and the stones, Chef and the Dual Palindromes, Chef and the XORed Number , Chef and the Number Sequence, Churu and lost string, Eugene and function, Gaming Inversion, Rupsa and Equilateral Triangle, Easy Queries, Misha and Gym, Sum of palindromic numbers, Super Numbers, Chef And Operators, Stacks, Efficient Delivery, Cyclist Race, Plane Division, Chef and cakes, Pure Alphabets, Estimating progress, Counting Zigzag Sequences, Creepy Bob, Oracle Devu and Longest Common Subsequence, Max Subarray GCD, Alternating Colored Paths, Mahasena, Acyclic Graph, Poker Chips, Palindrome Pairs, Factorial to Square, Word Stem, Almost Sorted Permutation, Kalakeya, Bhallaladeva, Finding Hardest Sum Value, Just Update and Print the array, Chef-Detective, Processing a string, Chef and Circle Run, Exam results, Chef and Tetris, Matrix Maximum Sum, MST, Finding sum, Mutated Minions, Petr Contest, Jimma and Chingam, Computer Network, Ancient Berland Roads, Chef and Destruction, Matched Brackets, Wormholes, Matched Brackets 2, Chewing, Save Spaceman Spiff, Video Game, Distinct Codes, Black And White Cells, Palindromic substrings, Sereja and Line, Sereja and Pairs, Sereja and Tree 2, Grid Game, Chef and Sign Sequences, Urban Development, Bob and BST Permutations, Chef and Cycled Cycles, Magical Strings, Alice and the Rainforest, Word Game, String Swap, The Christmas Gift, Floor Distribution, Chef And Fibonacci Tree, Jalebi Bai and Decks of Sweets, Chef and Pick Digit, Chef and Time Machine, The Parenthesis Tree, The making of a cake, Samosa Bhai and his Courier Company, Chef and Subarrays, Chef and Queries, Chef and LCS, The Christmas Cookies, MATHS - find sum, The Revenge of Jalebi Bai, Wait for it, Save The Trees, Call Center Schedule, Devu and Perfume, git, Circles and Squares, Jump on Buildings, Cat and Mouse, Chota Mouse and his birthday cake, Longest Palindrome, COINS, Exponential Sub-Palindromes, Product of two numbers, Longest Common Subsequence, Chef And Binary Operation, Bubble Swap Count, Chef and Fruits, Fibonacci Queries, Gaint and Sifat, Euler Circuit , Social Network, Malvika conducts a Programming Camp, Malvika is peculiar about color of balloons, Asif and Game Show, Animesh does not gift Malvika on her birthday, Crazy Malvika discovers Crazy Fibonacci function, Monika And Song, College And Gift, Radix Sort, Binary Strings, Sets Within Sets, The Return of Palindrome, Chef and digits of a number, Not even planar, Strange Functions, Knapsack on Tree, Alternating subarray prefix, Chloe and the Cyber Attack, Shil and Coprime Sum, Lukasfilm, Divisibility test, Theater shade in Berland , Simple Search, Faded Palindromes, Chef and Socks, Chef and Tic-Tac-Toe, Chef and Polygons, maximize the sum, Chef and Big Matrix, Chef and math, Chef And Special Dishes, Puppy and Board, University Meeting, Chef and Balls, Chef and Coins Game, Chef and Three Dogs, Puppy and Sum, Chef and Chocolate, Chef and Ballons, Chef and cities, The Unforgotten Letters, Rain Water trapping, Arjun and Fibonacci, The Inversions, Social Networking Site, Forest Gathering, Two Closest, Simple Statistics, Get AC in one go, Asya & Coloring, Ada and crayons, String Queries, Good Roads, Beautiful Function, Fire and Ice, Chef And Magical Path, Dragon Warrior, Counting Zeroes, MinConcats, Range Modulus, Intersections, Golu and url shortner , In and Out, Lucky Army, Cyclothon, Cab Service, Agent Chef, Chef And Coloring, Maximum K Sums, Mr Swegwan and Arrays, Help with selection, Shopping, DELHI Traffic, Summer Internship, Probability, Ilya and Sleep disorder, Vasya and Little Bear, Vivek and Sum Queries, Climbing Stairs, PrePre, Movie Weekend, Odd Divisors, Queries on a Binary Tree, Polygon, FIZZ BUZZ, Chef and Amazingness of Numbers, Optimal Shopping II, Daddy and Chocolates, Shifu and Strings, Cooking Schedule, Large factorials, Eugene and big number, The Bracket Problem, Chef and Round Run, Cats and Dogs, Laddu, Gargi and Strings, Pay the Debts, BookWorm, Coins And Triangle, Akhil And Colored Balls, Akhil And Pending Homework, Tandem, Cycle Race, Akhil And Random String, Primitive Queries, Yet Another SubSegment Sum Problem, Kitchen Timetable, Better Maximal Sum, Floor Division Game, Sticks, Chef and Robots Competition, Art, Longest Increasing Subsequences, Chef and Sad Pairs, Robot Walk, Sharing Candies, N different palindromes, Different Neighbours, Cutting Cake, Chef and his study plans, Chefland and Electricity, Best Maximum Product, VCake, Dividing into Regions, Chocolates for Everyone, Collisions, One more weird game, Square in numbers, Chef Land, Chef and Mover, Travelling in a tree, Coloring A Tree, Love among People, Maximum Grid, JosephLand, Rain vs City, Chef and Proportion, Chef and Numbers, Chef and Land, Chef and Array, Chef and squares, Theatre Square, Building Permutation, A Good Problem, Lost Password, Tweedle-Dee and Tweedle-Dum , Mock Turtle, Pattern Craft, 3 Divisible Subsets, Will and Closed Set, Naughty Sanket, Drumpf for President!, Lumpy - The Bus Driver, Easy Triangles, Kaps and his wife, Print It, If - Else Problem, Digit Longest Increasing Subsequences, Mathematics, Studying Alphabet, Short in Average, Lock-Free Stack, Matrix Transformation, Pascal Triangle, Sorting Tool, Second Year Pains, Completing favorite game, Take Turns, Kth Max Subarray, Sahil The Anime Lover, JARVIS and LCP , Mahasena , Naruto and Sakura, Joker and Batman, Number Formation, Lazy Jem, Asya & Number of Paths, Write a program to reverse an array or string, Chef and Inequality, Chef and Tree, Zack And The Handkerchieves, Find The Factos, Shinigami and Apples , Weird Spider, Ash and Pikachu, Chef and Digits, School distance, Coldplay Concert, Lonesome Student, The Crofts Game, Break the tree, Tree Palindromes, Batman v Superman, Find The Digits, Number Lock, Cost Finder, Maximum Number, Pattern, The Reverse Game, Time Conversion, Fun With Numbers, Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, Chef And Clothes, Candy Game, Chef and midsems, Chef and Stacks, Chef and Frequencies, Euron Problem, Luther and Employees, Chef and Cards, Chef and Roads, Tree Balancing, Minimum Cost Walk, Luther and Palindromes, ChefWatson uses Social Network, DIGITAL RAIL, DIGITAL INDIA, Another maths problem, Task for Alexey, A walk on a grid, Colorfulness of the squares, Sereja and Increasing subsequence, The Largest Bouquet, Missing Digits, Increasing Subarray, Changing String, Beautiful Arrays, Watson and Digit Sums, Colorful Grids, Robolympic Batons, Counting Lights, Query On Strings, Query On Arrays, Download file, To add or to multiply game, Fusing Weapons , Hill Jumping, Egg Problem, Hardest problem ever, Wow, Bipartiate Graphs, LOST NAMES, Placing Rook, Flipping Rectangles, Subway Lines, Sebi and the highway, Algorithmist2 And Pheonix123, large fibonacci, Test the Year, Pattern Problem, Matrix Multiplication, Prime Numbers, Remove Duplicates, Fluffy and Scoreboard, Fluffy and Flippy Bird, Fluffy has a Robot, Tree Height, Maximum Xor Query, Visiting Friends, Virus Attack, Or Matrix, Evil Chris, Colorful Triangles, Chef and his Students, Chef and Square Set, Tom & Jerry, Parhi And Multiplication, Bear and Three Colours, Chef and Subset, Chef and Subarrays, Chef and Queries, Chef and Numbers, Finding Seats, Path by a Castle, Sweet Shops of Kolkata, Coal mines of Kharagpur, Optimal Partition, Coal Mafia and Toll Tax, Cookie Flavors, Mancunian Candidate Master Forever, Birthday Pizza Party, ACM ICPC World Finals Accommodation, Voting Fraud, Alice and Bob play Contact, Special Cracker, A Historic Discussion, Influence on Social media, ATM queue, Black Money Island, Netcoin Verification, Hawala Arrests, Mancunian Hoards Black Money, Bob vs ATM, Playing World War II, Extreme Encoding, Zeroes VII, Men and Horses, Divide Me Please, Precious Stones, Optimal use of Nuclear Power plant , Mr Wireless, Sum the Alphabets, Chef and Points, Quentin Tarantino, Forming Teams Again, Robbery 101, Maximizing Minimum Distance, WiFi Expenses, Pacman, MST Queries, Subtree swapping, Chef and Circle, Chef and Array (Challenge), Reservior, Rabbits and Carrots, Miss Spaghetti and her weird queries, Gajju Bhai is hungry, Nothing in Common, Game of Friends, Mindfire & its Employees, Friend-zoned Parhi , Chef and Triangles, Favorite Minion, Pattern, Divisibility, Pari and String, Digit Longest Increasing Subsequences 2, Sum of distances, Chef and His Apartment Dues, Number Wars, Valentine Cheat, Cisco and Magical array, Multiverse Queries, Chairs, Xenny and Alternating Tasks, Cooking Game, Pishty and birthday, Next Permutation, Bear and Extra Number, Bear and Milky Cookies, Names of Places, Hidden Message, Visitors to Chefland, (CH) Bear and Sorted Rows, Bandwidth of a matrix, Bear and Oveflow Points, Count Strings, Handsome Number, Number Tower, Maximum of Three Numbers, Second Max of Three Numbers, Chef and Array, Chef and Palindrome, Chef and Array Update, Logan and his XOR debacle, Chef and Kites, Hogathon, Easy One-Electricity Bill, Rainbow Graph, Yet Another Card Game, Increasing Xor Sequence, Golu and Sweetness, Safe Robot, Sorting Problem, Logan and his ARRAY Queries, Long Sandwich , Best Triangle, Professor X and Grouping of Numbers, Logan and DIGIT IMMUNE numbers, Bear and Ladder, Bear and Species, Chef and Prime Queries, Heavy-Light Decomposition, Dish Of Life, Bear and Row 01, Similar Dishes, Freshers Party, Legend of Zelda, Max Out, The Legend, Friend Decryption, Beautiful Smriti, An Apple a day, Rhett and Link, Bear and Xor of Sums, Bear and Shop Trip, Bear and Candies 123, Bear and AB, Factorial Problem, Raman and The Bucket Challenge, Flash vs QuickSilver, Neha and Birthday Shopping, Mayank and Line Segments, Flipping the bits, Minimizing the dot product, Bear and Segments, Joey and food, Bear and Segment 01, Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Chef and Subsequences, Xenny and Coin Rankings, Triplets, Snake Procession, Snake Eating, Chef got Recipes, Temple Land, La Liga, Hussain Set, Binary Tree, Prefix Inversions, Post Tree, Hasan and boring classes, Consecutive Snakes, A temple of Snakes, A Game of Balls, Is It a Snake, Prefix XOR, A Study in Bake Street, SnackUp, Chef and Universe, Snakes and transition from Capitalism to Socialism, Waiting in a Queue, Snakes and Graph, Four Points, Ancestors in Two Trees, Chef and Pairs, Mex division, Robots in a DAG, Pairwise union of sets, Harry and magical number, Maximum Unique Segment, Two Numbers, Company and Club Hierarchies, Chang and Bitwise OR, Chang and Perfect Quadruples, Chang and Beautiful Sequences, BiCycles, Chef and his string challenge, Maximize Grid Score, Hit the Coconuts, Whats in the Name, Servers (Challenge), Calculator , IPC Trainers, Suhana and Matrix World, Girls and Security Patrol, Queries on Matrix, Girls and Historical Similarity of Strings, Suhana and Equation, Walks on the binary tree, Boss and his Brother, Minimum Good Permutation, Find the Maximum Value, Good Pairs, Travel to all Points, Jon Snow vs White Walkers, Palindromic Game, Greedy Candidates, Strings and Graphs, Sum of Cubes, Querying on a Grid, Weasel finds Staircase, Mathison and the Dynamo shuffle, Prime Vs Composite, Difference array, Fill The Matrix, Real obtuse, From heaven to earth, Product on the segment by modulo , Mathison and pangrams, Max Mex, Mathison and the teleportation game, Broken Clock, Queens Landing, Little Chef and Sums, Counter Test For CHEFSUM, Chef Hates Palindromes, Fast Exponentiation, Infinite OR Game, Subsequence Equality, A Balanced Contest, Shreyansh and Arrays, Chef and Dice, Coordinate Compression , S-T Mincut, Stack it up, Total Diamonds, Polynomials, (Challenge) Connecting computers, Lucky Edge, Run Anjali Run, Bits, Pyramid falls, Very easy problem, Singular prime problem, Modular GCD, Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries, Chef and Math Test, Chef goes Left Right Left, Buggy Calculator, Minimum SubArray, Periodic Palindrome Construction, Modulo Equality, Obtain Desired Standard Deviation, Compression Algorithm, Villages and Tribes, Days in Month, J - Reached Safely Or Not, C - Club of Riders, E - Password Riddle, Organize The Wallet, Fibonacci Series, Prime Factorisation, Matrix Median, Bridge Crossing, K Fibonnaci, Chef and Deforestation, A - Appearance Count, Skiing, Online Chess, Chef and XOR Queries, Random Pair, D - Triangle Count, Smart Strategy, Shuffling, L-R queries, Strange Queries, Vertex Cover, Black and Red vertices of Tree, Chef And his Cake, Chef, Leonardo And Queries, Chef And Easy Xor Queries, Method Resolution Order, Find an element in hidden array, Area of an amazing figure, Obtain Desired Expected Value, Penalty Shoot-out, Red and blue points, Chef Counts Semi-BSTs, The Prestige, Spanning Tree, Codie Bird, Chef and Hamming Distance of arrays, Vaibhav and Ministers, Science Fair, Chef And Land Labeling, Good and Bad Persons, Minimize the string, SAD Queries, Uniform Strings, Simplify the Square Root, Killjee and k-th letter , Taxi Making Sharp Turns, Spam Classification Using Neural Net, Non Overlapping Segments, Pishty and Triangles, Generating A Permutation, Optimize The Slow Code, Number Game, Coupon System, Proprietary Probabilistic Problem, Reverse the Number, A Simple Polygon, Quadratic Functions, Beautiful Array, A Tale of Two Right Angled Triangles, Football Match, Longest Races, Drunk Man in Large City, K - Raw Power, Crypto Trading, A Few Laughing Men, Coder Life Matters, Poetic word, K-Concatenation, Maximum Score, Chef Cuts Tree, Rectangle, Anupam and Raja, Minimum Maximum Partition, Partition the numbers, Hello World, Caesar cipher, Simple Fibonacci, Horse racing, Tom and his game, Barrel and password, Angry Killjee, Chef and Special Array, Chef And Chocolates, Multiple of 3, Smallest To Square, Multiply the Array, Easiest Problem, Chef and Game with Sequence, N Sequence (Keteki), Max Subarray (keteki), Belal and his interesting Equation, Chef And His Characters, Chef and Average on a Tree, Chef and Escaping from the Labyrinth, 4 Cycle, Chef and odd queries, N-QUEENS, Treasure Hunt, Campus Drive, Celebrity In Trouble, Save Patient, Mighty Friend, Chef and Easy Problem, Zeros in Factorial, Car-pal Tunnel, Cutting Plants, Problem 3, FORM BIGGEST NUMBER, Permutation and Palindrome, Valentine Day, Chef and Cook-Off, Chef and Tuples, Chef and Chefness, Chef and Line, Distinct Behaviours, CAPTAIN M & ARMY, Maximum Tree Path, The Legendry Coin Change Problem, Euclid in Manhattan, Feedback for Pragyan, Prefix borders, Game with numbers, Jumping in the hills, 3-D Image Processing, Birthday xor, Electron Base, Series Sum, Minions and Voting, Minion Chef and Bananas, Harry in the Chamber of Secrets, Help Voldemort, Harry Potter and the Killing Curse, Harry Potter and the Goblet 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String, Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize, Xor Array, Prime Factor Division, Parity, Candies, Binod, Distinct Colors, Water Consumption, Hackerman, Spliting Balls, Time Complexity, Water Mixing, String Game, Potato to Gold, Lazy Ancestors, Palindrome by Splitting, Connect All Cities, Palindrome In Making, Akash and Dinner, Just Like Mob!, Binary Battles, Squats, Monopoly in Chefland, Expensive Steps , Minimum Number of Ones, Counting Problem, Tour of King, Expense List, Rain in Chefland, Bull or Bear, Make AP, Make Money, Divisible by A_i, Gcd of Subarrays, Good Investment or Not, Reach fast, Maximise XOR, Scalene Triangle, Kitchen Timings, Spice Level, Cost of Groceries, Pet Store, Two Counters, Prime Reversal, Frequency Array Retrieval, Flip the Prefix, Instagram, Facebook, Snapchat, Asymmetric Swaps, Perfect Trio, Smallest Difference, Indivisible, Apples and oranges, N Triplets, Sum it, Minimum OR Path, Chef Plays Ludo, Multivitamin Tablets, Lucky Numbers, Append for OR, Elevators, Mana Points, Chef And Babla, Power Tree, Far from origin, Battery Health, Redistributing Chocolates, Overspeeding Fine, Negative Product, Lcm hates Gcd, Read Pages, Minimal Inversions, Odd Even Binary String, Minimum Replacement, Equal Hamming Distance, Prefix Ones, Three Powers of Two, Two Ranges, Saving Taxes, Profit Increment, Make Array Odd, Zero String, 400M Race, Not Divisible, Bi_lindrome!, Permutation and Modulus, Minimum Beauty , Netflix, Tekken, Tom and Jerry Chase, Codechef Airlines, Concat Palindrome, Three Numbers, Bitwise Equation, Passing Marks, Candy Store, Good Turn, Solve More Problems!, One Stone or Two Stones, Split or Decrease, Distinct Opposite Sums, Better Deal, Ageing, Permutation Subsequence, Just One More Episode, Single-use Attack, Running Comparison, Equal Elements, Beautiful Strings, Good XOR, Distinct Matrix, Divide Pages, Maximum Capacity, Sunny Day, Find eX, Make A-B Same, Reach Home, Difference Matrix, MIN To MAX, Candy Division, Chef Eren, Budget of Technex, Couple Game, Max count of 1, Chef and Donation, Elections in Chefland, Max Binary, Chef And Adjacent Sums, Melt Gold, Count the Permutations (always), Crazy Bishops on Chessboard, Four Tickets, Buy Ten Packets, Efficient PAN Linking, Return the Change, Inversions of subsequences, Inside The Stadium, Tree Xor, IPL Ticket Rush, Can Chef , GCD Queries, TripTastic, Least Size, String Game , Cricket Match, Chef and Battery , CodeChef Learn Problem Solving, Maximise Score, Existence, Monopoly, Plus 2 or Minus 1, AB plus C, Positive or Negative Subarrays, Crushed Apples and a Balance Scale, Parliament, DDMM or MMDD, Masterchef finals, Online or Offline, Largest and Second Largest, Learning SQL, AP Free Sequences, Printing Binary Array, Favourite Numbers, Anti Palindrome, Rectangular Tiling, A Peculiar Arrangement, Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Bus Seat Numbering, Parking Charges, The Gift, Gymkhana Election IIIT-A, CodeChef Streak, Possible or Not, The Vowel Matrix, Distance Coloring, Water Filling, Oneful Pairs, Break Free, NASA, Right There, 7 Rings, Problem, Alt-Tab, Donation Drive, Donation Rewards, Transfusion Chain, EVacuate to Moon, Messi vs Ronaldo, Weeding, AB Difference, Airport Management, Triplets Min, 2000, Best of Two, Some Queries, Segment Three, Two Piles, Card Swipe, Endless Appetizers, Puzzle Hunt, Exclusion-Inclusion, All New CodeChef, I Can Use Both Hands!, Ultimate Fencing, Lucky Seven, Stamps 100, Air Quality Index, Trade Surplus, Chocolate Distribution, Warrior Chef, Lockpicking Chef, Off By One, Bit Play, Sports Section, Chef and Stocks, Squarified, Fan Poll, Chef Fantasy 11, Chandelier, Unique xor, Sunday Brunch, October Marathon, Dice Number, Santa and Chocolates, Pizza Cutting, Double Rent, GCD and LCM, Bone Appetit, Dracula Eats, Take it Easy, Spooky Sequences, Dull Operation, Wishcraft, Minimum XOR, Palindromic Prime Numbers, Rivalry, Clear Day, Cricket World Cup Qualifier, Worth of a Video, Water Park, Beautiful Strings, Reach Codetown, Exams, 404 Not Found, Cursed Indices, Food Costs, Fair Share Settlement, Minimise Maximum Subarray Sum, Make N Zero, Thala For A Reason, Subtraction Sequence I, Subtraction Sequence II, Greedy LIS Algorithm, Painting Walls, Christmas Greetings, A PLUS B Remastered, Codechef Round, Hattrick, Exact Savings, Not Prime Permutation, Spell Shortening, Subset GCD, Advitiya, Cookie Day, Another Good String , K Odd Sum, Sub or Swp, Frequal, Minimum And Maximum II, Fake Certificate
Contests (0):
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Learning Paths (0):
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Practice Paths (58):
Strings:
N Buttons 1 Bulb, DNA Storage, Wordle, Play Piano, Different Consecutive Characters , Malvika is peculiar about color of balloons, DDMM or MMDD, World Chess Championship, Chef and Happy String , Efficient PAN Linking, Studying Alphabet, Blobby Volley Scores, Lapindromes, Chef and Feedback
Arrays:
Compress the Video, Find maximum in an Array, Snapchat, The Squid Game, Cost of Groceries, MIN To MAX, Bomb the base, Running Comparison, Red Light, Green Light, Largest and Second Largest, Kitchen Timetable, CodeChef Streak, Difficulty Rating Order, Candies, Workers, Count of Maximum, Cops and the Thief Devu
Basic Math:
Fitness, 7 Rings, Second Max of Three Numbers, Chef and Chocolates, Make AP, Find Remainder, Integers that sum to the same value, Candy Store, Minimum Number of Ones, Scalene Triangle, Negative Product, GCD and LCM, Sum of Digits, Make A and B equal, Favourite Numbers, Construct N, Farmer And His Plot, Two vs Ten, Puppy and Sum, Divisible by 3
Contributions
Problems Authored (0)
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Problems Tested (0)
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Editorials Contributed (0)
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