vjudge14
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Practice Problems (2427):
Practice:
Prime Generator, Transform the Expression, The Next Palindrome, Factorial, Sphere in a tetrahedron, Small factorials, Pouring water, Marbles, Cutting off Squares, The Burning City, Poker, Bytelandian gold coins, Ambiguous Permutations, Menu, Enormous Input Test, Longest Common Subsequence, Sums in a Triangle, Simple Sorting, Not a Triangle, GCD2, Super Factor Sum, ATM, The Rise and Fall of Power, Some More Homework, Packing the Boxes, A Christmas Pizza Puzzle, Johnny and the Beanstalk, Paying up, Life, the Universe, and Everything, Paying up, The Rise and Fall of Power, An interesting subsequence, The Lucky Draw, Team Selection, Lights Off, The White Knight, Sums in a cuboid, Bytelandian Robots, Nuclear Reactors, A Bowling Game, Crystals, Prime Palindromes, The Lead Game, Permutation Cycles, Numbers, Numbers, Numbers, Just a simple sum, Modulo, The N Queens Puzzle Revisited, The LCS Problem Revisited, The Best Box, The Matrix Game, Anagram, Palindromic Subsequences, Sorting device, Treasure Hunting, The Next Prime, Trip, Graph Counting, Array Transform, Genetics, The Black and White Knights, Robot Game, Yet Another Number Game, Flipping Coins, Multiples of 3, Reduce string, Adding Least Common Multiples, Randomly Testing Circuits, Backup Functions, Count palindromes, Fetching Cooking Tools, Arranging the Appetizers, Baking Cupcakes, Cleaning Up, Decreasing String, Product of Digits, Birthday Candles, Cooling Pies, A New Number System, Choosing Cook Off Problems, N Knights Problem, One Dimensional Game of Life, Dinner Party Socializing, Pairing Chefs, Milestones, Coloring Colorable Graphs, Divisors number divisibility, Time of collisions, Three Way Communications, The Route, The Key, The Mother-ship, Palindrome Palindrome, Rectangles Counting, The Great Wall of Byteland, Cipher Text, Parade, Chef Teams, Most Popular Friend, Infinite Grid Game, Dish Distribution, Open the Dragon Scroll, Chefs new Pet, Sine Partition Function, Hotel Bytelandia, Pattern, Hypertrees, Lucky Days, Team Formation, Sum of Factors, Subanagrams, Houses and Restaurants, Graph on a Plane, Ciel and A-B Problem, Lucky Long, Favourite Numbers, Home Delivery, Count of Maximum, Fit to Play, Daily Train, Is it a tree, Double Strings, Jewels and Stones, Substrings on a Tree, Little Elephant and Strings, Stacking Pancakes, Lucky lucky number, Connected Components, Little Elephant and Candies, Little Elephant and Mouses, Top Batsmen, Remember the recipe, PRIME, Little Elephant and Bombs, Fierce Battles, The Gray-Similar Code, Arranging Cup-cakes, Closing the Tweets, Prime Permutations, Connecting Soldiers, Matchsticks, Delivery Boy, Racing Horses, Ciel and Receipt, Machine Gun, A Wonderful Chocolate, Codechef Password Recovery, Code Crazy Minions, Coin Flip, Carvans, Buy1-Get1, Book Exercises, Tourist Translations, Little Elephant and Permutations, Sridhar Likes Travelling, Buying Sweets, Equalization, Rat Maze, The Minimum Number Of Moves, Arithmetic Progressions, Pizza Delivery, Presti Digitator, KGP Summers, Tree Counting, Multiples, Subset Sum, Expected Greatest Common Divisor, Root of the Problem, Packaging Cupcakes, Chef of the Year, Climbing Stairs, Count the Words, Vacation, Three Different Numbers, The Glittering Caves of Aglarond, The Mirror of Galadriel, Dyslexic Gollum, Cipher, Prime or not, Fire Escape Routes, Row and Column Operations, Almost Prime, McHefs 3D Logo, Helping Lira, A OR B, COVERING SUBSTRING, Your Name is Mine, Field Trip, Andrew and the Meatballs, Andrew and the Strings, Mountain Holidays, Galactik Football, Two k-Convex Polygons, Lapindromes, Cool Guys, Rook Placement, XOR Sum, Chopsticks, Maxim and Dividers, Count K-Primes, Attic Crossing, Sereja and Graph, Prime Distance On Tree, Gangsters of Treeland, Tasty Dishes, Splitting Candies, Pairwise AND sum, Chef and The Right Triangles, Yet Another Cute Girl, Kamehameha, Tree, Polo the Penguin and the Numbers, Queries With Points, Uncle Johny, Missing some chairs, Combinatorial Numbers, Lucy and the Math Analysis, Stand Up, Chefs in Queue, ATM, Help Ragetti, Number Mirror, Am I a Fibonacci Number, Lowest Sum, Trees and Subtrees, Reign, Rectangular Queries, Chef and Substrings, Chef and Favourite Sequence, Counting Matrices, Bon Appetit, Chef and Feedback, Count on a Treap, Ant Colony, Longest Common Pattern, Little Elephant and Subarrays, Farmer Feb, Chef and Shop, Chef and String, Chef and Numbers, Subtraction Game, Compilers and parsers, Walk, The Street , Atoms in the Lab, Counting Bits, Sherlock and Inversions, Chef and Remissness, Chef and Kingship, Chef and Uniqueness, Enter the Matrix, Chef and Reunion, Game of Divisors, ABC-Strings, 3-Palindromes, Chef and Graph Queries, Sereja and D, Easy Tiling, Chef-jumping, Alok-nath and His Sanskars, Little Elephant and T-Shirts, Dividing Stamps, Divide the Tangerine, Substrings and Repetitions, A Game With a Sheet of Paper, Chef and Reversing, Chef and Chain, Chef and Digit Jumps, Chef and Rainbow Array, Chef and Subarray, Chef and Bracket-Pairs, Shortest Path in Binary Trees, Chef and Words, Chef and Square, Ups and Downs, Stone, Count Substrings, Count Substrings, Dish Owner, Jumping Monkeys, Maximizing Marks, Rectangles, Game of Numbers, Queries on the String, Sherlock and the Grid, The Smallest Pair, Subarray GCD, Subarray LCM, Fibonacci Numbers on Tree, Push the Flow!, And Operation, Shift The String, Lowest Common Ancestor, Copy-Paste, Chef and Gift, Friends, Chef and Array, Fun with Rotation, Chef and Strange Formula, World War 2, Tanu and Head-bob, Convert the Expression, Chef and easy problem, Chef and medium problem , Chef and medium problem 2, A Magical Length, Distinct Characters Subsequence, Chef and Red Black Tree, Chef and Notebooks, The Army, Walk on the Axis, Maximum Average Sub-Array, XOR with Subset, Logging in the computer, The Problem Set, Launch Tower, Let us construct palindrome, Chef and Churu, Course Selection, Ground Stations, Mangalyaan-2, Landing Platform, Three elements, Chef and Apple Trees, Cascading Style Sheets, Jai Hanuman, Sereja and LCM, Covering Sets, Brackets, Chef and Problems, Good galaxy, Zombinatorial, Parenthesis with Maximum Sum Subarray, Special Shortest Walk, Charlie and Prime Numbers, Billiards, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Delivery Man, Queries On Tree, Ranka, Drawing Contest, Sequence Containment, Kings Dinner, Good Joke!, Finding Exponent, Fit Squares in Triangle, Piece of cake, Road Decoration, Dhonis Bowlers, Matryoshka Dolls, Gabba sprint, Gcd Queries, Suraj goes shopping, Let us play with rank list, Devu and Locks, Equilibrium number, Chef and Interview, Message Typing, Lucky Four, Twins and kids island, Broken Telephone, Fill The Bags, Chef and His Friend, Cats of Schrodinger, The Grand Budapest Hotel, Enemy at the Gates, Andrash and Stipendium, Chef and Prime Divisors, Chef and Piano Scales, Set Difference , Polynomial Product, Black-white Board Game, How to Minimize a String, Mathematics Genius, Palindromeness, REVERSE, Lucky and Arrays, Taxi Driver, Version Control System, Prime Palindrome Sum, Euler Totient Function Extended, Tickets, Chef and Friends, Snow Leopard and sum of primes, Bank and vulnerable passwords, Counting Primes, Math Bond, Strange Race, Laboratories, Unlock Secrets or Leonardo, Teaching binary to a child, MasterChef, Chef and String, Find Most Repeated Character, Rohith and Circles, Devu and Grapes, Chef and Yoda, First and Last Digit, Smallest Numbers of Notes, Helping Chef, Total Expenses, Id and Ship, Gross Salary, Valid Triangles, Grade The Steel, Gregorian Calendar, Second Largest, Small Factorial, Primality Test, Finding Square Roots, The Block Game, Farmer And His Plot, Chef and Dolls, Chef and his Sequence, Merge Sort, Nikitosh and xor, Number of Ways , Chefbook, Devu and friendship testing, Make XOR zero, Cops and the Thief Devu, Maximize Disjoint Pair Sum, Time measure, Palindromic Queries, Chef and Table Tennis, Count Subarrays, Strange operations, Easy exam, Chef and Bitwise OR Operation, Chef and Two Strings, Greedy puppy, Puppy and GCD, Puppy and game, Chef and Sets, Race Time!, Dividing Machine, Chef and Path, Chef and Segments, Puppy and cats, Who dares to be a millionaire, Receipt Recovery, Forgotten Language, Cracking the Code, Chef and the Cards, Chef and the Dual Palindromes, Chef and the XORed Number , Chef and the Number Sequence, Capital Movement, Make Palindrome, Minimum Maximum, Maximum sub-array, Donald and Mickey, Pattern matching, Misha and Gym, Sum of palindromic numbers, The 8-Queens, Rectangles of Love, The Gift Of Raksha Bandhan, Super Numbers, Chef And Operators, Jump mission, Simple Sum, Stacks, Are You Lucky, Cyclist Race, Pure Alphabets, Decompose the Tree, Mahasena, Palindrome Pairs, Second LIS, Factorial to Square, Rotating Arrays, Almost Sorted Permutation, Kalakeya, Bhallaladeva, Seats, Finding Hardest Sum Value, Just Update and Print the array, Chef-Detective, (Challenge) Chef and Palindromes, Processing a string, Chef and Array and K, Exam results, Chef and Girls, Mutated Minions, Petr Contest, Ancient Berland Roads, Chef and Destruction, Matched Brackets, Video Game, Distinct Codes, Palindromic substrings, Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs, Sereja and Tree 2, Product on Tree, Chef and Sign Sequences, Urban Development, Chef and Cycled Cycles, Magical Strings, The Christmas Gift, Floor Distribution, Distinct Colors, Jalebi Bai and Decks of Sweets, Chef and Pick Digit, Chef and Time Machine, Chef and Subarrays, Chef and Queries, Chef and LCS, Chef and Tree, The Revenge of Jalebi Bai, Save The Trees, Devu and Perfume, Jump on Buildings, Cat and Mouse, Similar Strings, Chota Mouse and his birthday cake, Longest Palindrome, Longest Common Subsequence, Chef And Binary Operation, Bubble Swap Count, Chef and Fruits, Help Watson Escape, Traffic Count, Social Network, Printer Machine, Malvika is peculiar about color of balloons, Malvika conducts her own ACM-ICPC contest series, Animesh decides to settle down, Crazy Malvika discovers Crazy Fibonacci function, Radix Sort, Sets Within Sets, Chef and digits of a number, Number of Paths in a Grid, Digital clock, Dual Nim, Learn Segment Tree, Alternating subarray prefix, COC battle, Simple Search, Faded Palindromes, maximize the sum, Chef and math, Fullmetal Alchemist, Puppy and Board, Chef and Coins Game, Chef and Three Dogs, Puppy and Sum, Chef and Ballons, Chef and cities, The Inversions, Two Closest, Simple Statistics, ABABAABA, Asya & Beautiful Strings, Ada and crayons, Total Palindromic Numbers, Fire and Ice, Dragon Warrior, Ramesh And Suresh, Range Modulus, Golu and url shortner , Cyclothon, Cab Service, Chef And Coloring, Maximum K Sums, Summer Internship, Help with distances, Probability, Ilya and Sleep disorder, Movie Weekend, Odd Divisors, Queries on a Binary Tree, Polygon, FIZZ BUZZ, Chef and Amazingness of Numbers, Daddy and Chocolates, Cooking Schedule, The Bracket Problem, Chef and Round Run, Cats and Dogs, Laddu, Coins And Triangle, Very Simple Question Returns, Akhil And Colored Balls, Akhil And Pending Homework, Chef and special numbers, Devu and an Array, Kitchen Timetable, Floor Division Game, K-good Words, Sticks, Chef and Robots Competition, Art, Robot Walk, Different Neighbours, Chefland and Electricity, LIS and LDS, Beautiful Sandwich, Alliances, One more weird game, Chef Land, Range Minimum Queries , Coloring A Tree, JosephLand, Chef and Proportion, Chef and Numbers, Chef and Array, Chef and squares, Building Permutation, Pattern Craft, 3 Divisible Subsets, Will and Closed Set, Drumpf for President!, Lumpy - The Bus Driver, Print It, If - Else Problem, Digit Longest Increasing Subsequences, Studying Alphabet, Pascal Triangle, Sorting Tool, Take Turns, Kth Max Subarray, Sahil The Anime Lover, Lazy Jem, Find The Factos, Chef and Digits, Torque and edges, Coldplay Concert, Find The Digits, Pattern, Prime Numbers, Watson asks Does Permutation Exist, Euron Problem, Sagar And Pens, Luther and Palindromes, ChefWatson uses Social Network, Task for Alexey, The Largest Bouquet, Exponential Deal, Increasing Subarray, Help Lost Robot!, Watson and Digit Sums, Good Sets, Chef and Bipartite Graphs, Counting Lights, Query On Strings, The Counties, To add or to multiply game, Freaky Couple, Rangoli pattern, Run Length, Flipping Rectangles, Subway Lines, Proper Divisors, Test the Year, Roses for Alexey, Pattern Problem, Matrix Multiplication, Fibonacci, Remove Duplicates, Fluffy and Flippy Bird, Fluffy and Typing Password, Tree Height, Evil Chris, Chef and his Students, Parhi And Multiplication, Bear and Three Colours, Chef and Subset, Chef and Queries, Chef and Numbers, Optimal Partition, Coal Mafia and Toll Tax, Birthday Pizza Party, Alice and Bob play Contact, The Saviours, Influence on Social media, ATM queue, Netcoin Verification, Mancunian Hoards Black Money, Playing World War II, Extreme Encoding, Men and Horses, Divide Me Please, Pinocchio, Roads, Chef and Points, Quentin Tarantino, Superheroes and villains, Robbery 101, WiFi Expenses, Fly height mode, MST Queries, Reservior, Tourists in Mancunia, Rabbits and Carrots, Nothing in Common, Game of Friends, Digit Longest Increasing Subsequences 2, Sum of distances, Xenny and Alternating Tasks, Transpose Matrix, Pishty and birthday, Next Permutation, Bear and Milky Cookies, Names of Places, (CH) Bear and Sorted Rows, Bandwidth of a matrix, Bear and Oveflow Points, Number Tower, Maximum of Three Numbers, Second Max of Three Numbers, Chef and Ola Cab, Chef and Array Update, Chef and Weird Spider, Logan and his XOR debacle, Rainbow Graph, Golu and Sweetness, Sorting Problem, Long Sandwich , Bear and Ladder, Bear and Species, Pishty and tree, Bear and Row 01, Bear and Clique Distances, Rhett and Link, Bear and Candies 123, Bear and AB, Factorial Problem, Raman and The Bucket Challenge, Flash vs QuickSilver, Mayank and Line Segments, Minimizing the dot product, Bear and Segment 01, Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Chef and Subsequences, Painting Tree, A Good Set, Triplets, Snake Procession, Hussain Set, A temple of Snakes, Is It a Snake, Knight Covering, SnackUp, Add or Multiply, Black Nodes in Subgraphs, Pairwise union of sets, Minimax, Maximum Unique Segment, Two Numbers, Chang and the Perfect Function, Hit the Coconuts, Whats in the Name, Calculator , IPC Trainers, Walks on the binary tree, Minimum Good Permutation, Find the Maximum Value, Palindromic Game, Difference array, From heaven to earth, Mathison and pangrams, Max Mex, Broken Clock, Yet Another Sorting Tool, Queens Landing, Little Chef and Sums, Chef Hates Palindromes, Fast Exponentiation, Greatest Combination, Mixing Colors, A Balanced Contest, Chef and Cook-Off Contests, Polynomials, (Challenge) Connecting computers, Run Anjali Run, New Game, Very easy problem, Modular GCD, Chef and Subarray Queries, Chef and Employment Test, Buggy Calculator, Modulo Equality, Obtain Desired Standard Deviation, Ordering teams, Villages and Tribes, A tale of two trees, Days in Month, Strange Function, Too Much Sweetness, 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, A - Appearance Count, A humongous Query, Skiing, Online Chess, Random Pair, D - Triangle Count, Chef And his Cake, Chef And Easy Xor Queries, Spanning Tree, Chess knight move, Vaibhav and Ministers, Good and Bad Persons, SAD Queries, Uniform Strings, Killjee and k-th letter , Spam Classification Using Neural Net, Pishty and Triangles, Coupon System, Proprietary Probabilistic Problem, Reverse the Number, Quadratic Functions, Beautiful Array, A Tale of Three Squares, Football Match, Large Sum, Magic Board, Crypto Trading, A Few Laughing Men, Coder Life Matters, Poetic word, K-Concatenation, Rectangle, String Merging, Minimum Maximum Confusion, Anupam and Raja, Minimum Maximum Partition, Hello World, Smallest To Square, Multiply the Array, Max Subarray (keteki), Chef And His Characters, Chef And The Patents, Chef and odd queries, N-QUEENS, Celebrity In Trouble, Save Patient, Chef and Easy Problem, Zeros in Factorial, Car-pal Tunnel, Chef and Gcd Queries, Permutation and Palindrome, Chef and Cook-Off, Chef and Tuples, Chef and Line, Matrix Game, Chef and Apples, Game with numbers, Jumping in the hills, Electron Base, Mix the Colors, Minions and Voting, Minion Chef and Bananas, Spiral Matrix, Khushi and Pokemon Cards, Chef Judges a Competition, Even Dillema, Mussadi lal and stairs, DP Made Easy, Chef and Friends, Rahul and his encryption, Magic Elements, Fibonacci String, Count Good Prefixes, Workers, Xor Again, Good-Bad Pair, The Deadly Sin, Computer Virus, Candy Love, Bumble Base, Chef and Same Old Recurrence 2, Convergence, Cut the Board, Binary Nim, Two vs Ten, Fast forward travelling, Fake Binary Search, To Infinity And Beyond, Rubber Band, Dibs on Fibs, Sum on Tree, Archi and Tree, Naive Chef, Trace of Matrix, Weak in the Middle, Fill the Truck, Roots of a Quadratic Equation, Sum OR Difference, Decrement OR Increment, Area OR Perimeter, HOW MANY DIGITS DO I HAVE, Program Your Own CALCULATOR, Is it a VOWEL or CONSONANT, Pizza Delivery, Minimum Distance, Prime Numbers, Archi and Comparsion, Good Permutations, Mean Array, CyclesAndColorings, Deciding University, Circular Intervals, Counting Pretty Numbers, Tree Query, Magic Set, Big Multiplication, Encoding Message, OR Matrix, Finding Second Maximum, Safe Partition, Chef and Secret Ingredient, Chef and Bored Games, Sheokand and Number, Spell Bob, Playing With Numbers, The Array Problem, King of Chefland, The Great Run, Kill them with your success, Awkward Pairs, Algebra Score, Good Speech, GukiZ and Candies, Magician versus Chef, Counting Frequency, Sacred Game, Chef and Eid, Chef and Adventures, Table Game, Even Odd Distance 1, Ada School, Leap year, Bad Shuffle, Appy and Balloons , Chef and Surprise Chessboard, Chef and Serves, OneTwo, Chef and the Stock Prices, Byte to Bit, ATM Machine, Make a Permutation, Rat in the maze, Query on Array, Subarray Count, Chef and Ridges, LOCAL TRAIN, Judging Delay, Chef Restaurant , Match the Streams, Grid Game, Spread the Word, Finding Teammate, Qualifying to Pre-Elimination, Chef and Operations, Chef and SnackDown, Chef and Semi-Primes, Chef and Strange Addition, Pumping Water, Chef and Typing, Chef and Card Trick, Word Grid, Appy Loves One, Three Friends, Chef and K Segments, Chef and Sequence, Chef and Difficult Contests, Chef and Happiness, Strange Transform, Chef and Two Queens, Truth and Dare, Tree Unattractiveness, (Challenge) Delete DAG, Chef and Interactive Contests, Event, Lucky Number Game, E - Make it Zero, Points, Lines, Triangles and Graphs, A Triangle and Two Squares, Count Periodic Numbers, Play Piano, Capturing Bird in A Camera, Another Game of Life, Polygon and String, AND on Graph, Life Limited, Siruseri Gerrymandering, Camp Or Not, Yalalovichik Numbers, Fighting Armies, Magic School, Get a Bucket of Water, What is the Cost of Reading, Josephus Again, Absolute Difference Sum, Chef and Alien Invasion, Valid Stack Operations, Palindromic Walks, Sherlocked String, Is it a Cakewalk Problem, Martingale, Return of the Gargoyle King, Print Pattern, Ross goes for Shopping, Summation over nCr, Alien Invasion, Reforms, Reforms Never Change, Age Calculator, Fancy Quotes, (Challenge) Chef and Matching Game, POOH And His Chocolate Bar, Philosophers Stone, Goblet of Fire, Kutty and Passwords, Shivigawdz, Bins in a Circle, Ada King, String and Graphs, Jungle Safari and the Boat, Ada Matrix, Manhattan Rectangle, Good Indices, Rooks, The Nights Watch, Chef and Movie, Chef And His Society, Chef and Secret Ingredients, Xor Decomposition, Appy and Contest, Chef and Prime Factoril, Man with No Name, Mayhem Again, Art of Balance, GANG WAR, Max Range Queries, IPL and RCB, Up for a Game, Game of Chef, An Easy Problem, Buying New Tablet, Chef and Party, Beginner, Average Number, Yet Again a Subarray Problem, Chef and a Beautiful Digit, Large Factorial, Arranging the numbers, Range Sum Problem, Factorisation, (Challenge) Interleaving Strings, Maximize, Hello World, XOR N-bonacci Sequence, Playing with Numbers, Friend or Girlfriend, FlatLand, Too Many Candies, Maximum Remaining, Chef and Football, Subtree Removal, Fencing, Corrupted Seven-Segment Display, Tree Flow, Testing Robot, Pogo Stick Competition, Game of Theory, Go Round, Long Long Sum, Range GCD, Ye Re Ye Re Pawase, The Last One, Solve The Case, A Game of Primes, (Challenge) Chef Exchange, Making a Meal, Matches, Chef Learning Hungarian Algorithm, Reduce to One, Road Signs, Lent Money, Count Arrays, Attendance, Fast Food, Minimum Sum, Chefina and Ranges, Sum and GCD, Friend in Need, Misha and Nice Sets, Bitsetbaba and Power Grid, Recover the Sequence, Dummy Palindromic Strings, Reverse Maximisation, CV, XOR Magic, Dilemma, Chef and Distinct Numbers, Chef and Sum, Raghu Strings, Nice Subsets, Maximum and Minimum, Circular Merging, Equalize, Eat Twice, Ping Paja Pong, Ivan Pesic and His World Tour, Football, Zombie and the Caves, Birthday Gift Again, Playing with Strings, Expected Product, Two Variables, Police and Thieves, Delete a Subarray, Professor on a Trip, Easy Math, merge sort, A - Books, Chef and Dynamo, Save Konoha, Prajit and bits, Rich Substrings, Chef and Pepperoni Pizza, The Biggest Restaurant, Chef and Interesting Subsequences , Gaithonde Leaves Aashram, PERFECT NUMBER, Eidi Gift, Plus Multiply, XOR CIRCUIT, Bits Magic, Inversions in an array, A Simple Game, Sugar Rush, Length and Sum of Digits, PLAY WITH MATRICES, Find that single digit, Operations on a Matrix, Phone Prices, Playing with Matches, Weird Modulo Problem , Tennis Tournament, Apples and Oranges, Anay and Polynomial, Recursive Digit Sum, Yet Another Partition Problem, Children and Candies, Doraemon, Winning Ways, Weapon Value, Colliding Balls, Roman To Integer, Awkwardness Minimization, Pretty Boxes, XOR Engine, Medel, Full Barrier Alchemist, Nuttela Path Unit, Printing Pattern using loops, Dinosaurs Football, How much Scholarship, Fibonacci Inspiration, Odd Topic, Balanced Brackets, Chef Diet, Planting Trees, That Is My Score!, Minimize the Distance, Pizza or Broccoli , Nth Fibonacci Term, Perfection, Train or Walk, Maximize Diversity of an Array, Chef and Diamonds, English, Is This a Give Away, IPL Begins, Analytics Load Jobs, Disconnecting Cities, Telephone Network, Expected Area, Mean Problem, Coloring Intervals, Safe Robots, Breaking Bricks, Change It, Xor It, Usain Bolt vs Tiger, K-Prob, Walk 4 steps, What is this, a crossover episode, Minion AND Range, Counting Mobiles, The Evil Professor, Expected Candies, Stupid Machine, Ruman and Pull Requests, Chef and String, Strange Number, Chef Chick, Exam Cheating, Maximum Subsequence Sum, Squared Subsequences, Bitwise Operators, Recruit Villagers, Chefu and Tiles, Chef and Candies, Psertu in Byteland, Lasers Everywhere, Buying a New String, An AC for you, Factor Tree, Construct Array, Bob and His Friends, Chef and Street Food, Chefina and Swaps, Garden Watering, Tree Query, Long Contest and Cook Off Overlaps, Lavanya Loves DFA, Prefix sum, 1 - Nights Watch, Mr Pr in a Dilemma , Check Prime, Chef and Pepperoni Pizza Again, Penalty Shoot-Out II, Chocolate Day, Valentines Day, Joined Subarrays on Tree, Moony and ICPC team, A - Tom & mouse traps , Binary Land, At the Gates, Unit GCD, Find Your Gift, Paleontology Museum, Escape the Tree , Chef and Dragon Dens, Coronavirus Spread, Sell All the Cars, The Typist, Chef and Squares, Tower Counting, COVID Pandemic and Long Queue, Lift Requests, (Challenge) Nanobots, Xor Counting, Missing a Point, Snacks, Balls, Precise Pairing, Bob wants Cookies, Chef learns Statistics, Greedy DD, Shortest Palindromic Substring, Triangle Query, Another Birthday Present!, GCD OF TWO NUMBERS, FRUIT BASKET, Chef and Numbers, Monty Hall Paradox 2, Isolation Centers, Chef in Fantasy League, Creating New Mathematical Tasks, Shortest Path, Minimum Spanning Tree, Chef and Recipe, Safety in Treeland, Subsequence Frequency Counting, Bharat and Possibilities, Play with 2D Array, Doctor Chef, Weird Algorithm, Chef and Icecream, Chef and String, Weird Walk, Lost Weekends, candies, Venkatesh is bored, Tree difference, New Algorithm, Chef and Price Control, Minimum Cards, Cache Hits, Per Capita Income, A Problem on Sticks, Max Mex, Carry Bed, Chef vs Doof, Doof on Cartesian, Doof fires Brackets, Increasing Decreasing, Gold Mining, 1 - Cakezoned, Pattern printing, Tower of Hanoi, Chef and Card Game, Chef and Strings, The In-XOR-able Task, Even-tual Reduction, OR-thodox Distinction, Path-etic Products, Cherry and Bits, Priya and AND, Phoenix Meets Valkyrie, Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Coloured Pairings, Chef and Sums, Smallest KMP, Chef and Wedding Arrangements, 2 - Sums divisible by 3, Polygon Relationship, Chef and Work, Notebook Distribution, Mode of Frequencies, Elevator, Coronavirus Spread 2, Bowling Strategy, GCD operations, Root the Tree, Zenny and Simple Sum, Binary String MEX, Watermelon, FIESTAL_ZIG_ZAG, Majority Element, Positive AND, Replace for X, Compress all Subsegments, Restore Sequence, Covid Run, Hail XOR, Chef and Easy Queries, By Hook or By Crook, Musical Chairs, Split the Str Ing, Decreasing Srrnmieeda, Path-etic Sums, Ada and Dishes, Yet Another Crossover Episode, Hospital in Berland, Min and Max, AND Plus OR, Better call Saul!, Los Pollos Hermanos, Empire Business , The One Who Knocks!, Chef and Subtree MEXs, Chef Likes Good Sequences, Mah Queen, Cute Chef Gift, Chef and Chocolate, Kaneki and Mysterious Item, Climbing a staircase, Iron, Magnet and Wall, Segment Tree, Multi-threading Merge Sort, Area of Largest Rectangle, Frequency Array, Birthday of Anabelle, Compartment Weights, Print Sub-Array, Flip the String, Chef and IPC Certificates, CHEF GOES FOR A DATE, Chefland The Great City, Gasoline Introduction, Fractions, Circle Eating, Interesting XOR!, CHEF AND LOTTERY, String Operations, Even Pair Sum, Vaccine Distribution, Self-Destructing Strings, Watching CPL, Array Swaps, Hidden Numbers, Angry Cyborg, LCM and HCF, Three Letters, Status and Updates, Fair Elections, Minimum Attendance Requirement, 8 Use Priority Queue Please, Find Steps, Batteries Needed!, Sed Sequences, One Zero Swaps, Maximum Value, Chef and Hills, Series Start, Bodybuilder, Chef and Patients, Chef and Division 3, Dinosaur Destruction, Point Of Impact, Encoded String, Palindrome, Daanish and Problems, Chef and Groups, Chef and Divisors, Maximum Size, Minimum Steps, Find Second Largest, Alice And The Coin Game, Maximum Money, Coin Game, Find Next, Companion String, College Life 2, Distinct Pair Sums, Maximise Islands, XOR Sums, Password, Special Fibonacci, Magical Game, Minimum operations, Chef’s Number Puzzle, Pair Me, Binary Subsequence, Even Differences, 1 - Binary Distance, Even Sum, Minimum Coins, Lockdown, Coins on a tree, Highest Divisor, Hello, CodeChef!, Body Mass Index, Paparazzi Gennady, Space Arrays, Fun Maths, Infection, Absolute Difference, Total Score, Consecutive Deletions, Sed Max, Smallest Possible Whole Number, Coprime Range, Chef and Coupon, A Special Tree, Odd Array, No Time to Wait, Breaking the Fence, Water Transfer, Digitone, Total Correct Submissions, Turn It, Nobel Prize, Chef Lucky Draw, Dinner by Candlelight, Motivation, Pawri Meme, Sort String, Chef and Sorting, Matrix XOR, Jarvis 101, Weight Balance, Lucky Four, Stack Of Rectangles, Possible Victory, Make the Sum Even, Birthday Gifts, Gamer, Valid Pair, World Record, Strong Language, Passing Marks, Decide the Winner, Chef On Island, The Last Problem, Chef in Heaven , Hiring Test, Bench Press, STRING MANIPULATION, D - Pilgrims Destination, F - Stone Land, Division, Encode Kalakeya, Tree Distances, OR of ANDs, Joker and Batman, Chocolate Monger, Deletion Sort, Pizza Party, Equinox Strings, Making Change, Hackerman, Array Rotation, Charges, Xor Equality, Minimum Sum, Coldplay, Hoop Jump, Modular Equation, Permutation Swaps, Solubility, Covid Analyzer, Game Start, Lucky Numbers, Indexing, Guess The Day, A vs B, Kid & Table, Pattern, InterviewRound1, Beautiful Ranges, Step or Jump, Bitwise Tuples, Plagiarism, Tom And Jerry 1, Make it zero, Bella ciao, False Number, Array Equal, Lazy Chef, Aptitude, XOR maximum-minimum matrices, Total Components, Summer Heat, Minimum Subtree Cover, ICPC Balloons, Chefland Visa, Richie Rich, The Wave, Clamp Paths on Tree, Chef and Queries, Cyclic Quadrilateral, Optimal Denomination, Unpleasant Ones, Maximum Production, Tic Tac Toe, Chefs Homework Dilemma, Relativity, Different String, K Path Query, Even tuples, Odd bits, pattern type-1, advance pattern, Chef and Closure, Chef and Spells, Three Dices, Equal Difference, Maximal 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and Bikes, Zebra Crossing, Good Weather, Fake Swaps, Fake GCD, Adjacency Hatred, Subsequence LCS, Make it Divisible, Another Shortest Paths Problem, MEX-OR, Two Dishes, Prefix Sums, Chef in Vaccination Queue, Vaccine Dates , Maximum Light Up, The Preparations, Professor And Directions, Make that Array!, Prefix as a Substring, Yet another SOD problem, Magical Doors, Diagonal movement, Chef and Magical Steps, Drunk Alcoholic, Maximum Damage, Which Mixture, FIXFIX, RCB and Playoffs, Cool Name, Subarray Sum, Magical Planks, CODE3, Nice Pairs , Gold Mining, Print The Pattern, Lucky Number, Maximum Number Of Distinct Elements, Alternating Work Days, F - Pair Sum, Dance Moves, Pass or Fail, C - Alex and Integer, Lazy Machine, E - Diwali Mela, Chef and Pairing Slippers, Tree Upshot, Min Max LCM, Chef and Water Car, Exactly N plus 1 Values, Average Flex, 01 Subsequence, Maximum GCD, Flip or Compress, Problem Category, Clever Theft, Wildcard Replacement, Weird Palindrome Making, Equal Coins, 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Equal MEX, N Queens Puzzle Solved !, Chef and the Hair Salon, Valentine Vex, Akash and Function, Points and Lines, Chef and His Fruit Stand, Chef and NextGen, PerMEXuation , Stone Game, Careless Chef, Car or Bus, Valentine is Coming, Count the Notebooks, Hostel Room, Control the Pollution, Reverse Number, Distinct Binary Strings, Get Lowest Free, Too many items, Shopping Change, Lazy Salesman, Blackjack, The product mystery, Olympic Record, Good Program, Parallel Processing, Battery Low, Fill the Bucket, Tyre problem, Chef and Instant Noodles, Increase 2 consecutive characters, Watching Movies at 2x, Chessboard Distance, Permutation Xority, Bomb the base, Self Defence Training, Car Choice, Qualify the round, Count the Holidays, Broken Dreams, Janmansh and Games, Janmansh and Coins, Janmansh and Assignments, Janmansh at Fruit Market, Equal Mex Splitting, Yet Another GCD Problem, Substring of a Substring, Akash and Missing Class, Exact Marks, Alice and Marks, Integers that sum to the same value, Discus Throw, Bath in Winters, Wordle, Chef team, Minimum Coloring, Chef and Water Bottles, Swapping Chefs Way, Credit score, Chef and Chocolates, Chef and Races, Balanced Reversals, Increase IQ, Minimum number of coins, Chef and Brain Speed, Chef and Gym, Chef and Masks, CRED Coins, Separate Them All, The Three Topics, Alternating String, Sign Moves, Cup Finals, The Unchanging OR, Economics Class, Stable Mex, The Rating Dilemma, Maximize the Minimum, Binary String Cost, Volume Control, Avoid Alternating, Sasta Shark Tank, Rearranging digits to get a multiple of 5, Test Averages, Speed Limit Test, Bucket and Water Flow , Apples and Oranges, Chef and Chocolates, Course Registration, Digit Sum Parities, Funny Hand, Important Pages on CodeChef, Email Reminders, Distinct Dilemma, The Cheaper Cab, Monthly Budget, Minimum Cars required, Dazzling AXNODR Challenge , Ezio and Guards, The Cooler Dilemma 1, The Cooler Dilemma 2, Pairwise Xors, Count The Arrays, Is the Score 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Contests (0):
None
Learning Paths (0):
None
Practice Paths (62):
Strings:
DNA Storage, N Buttons 1 Bulb, Wordle, Play Piano, Different Consecutive Characters , Malvika is peculiar about color of balloons, World Chess Championship, DDMM or MMDD, Efficient PAN Linking, Chef and Happy String , Studying Alphabet, Blobby Volley Scores, Lapindromes, Chef and Feedback, Password
Arrays:
Compress the Video, Take discount or Not, Snapchat, Cost of Groceries, The Squid Game, MIN To MAX, Bomb the base, Red Light, Green Light, Running Comparison, Kitchen Timetable, Largest and Second Largest, CodeChef Streak, Difficulty Rating Order, Candies, Workers, Count of Maximum, Cops and the Thief Devu
Basic Math:
Fitness, Test Averages, Second Max of Three Numbers, 7 Rings, Chef and Chocolates, Make AP, Integers that sum to the same value, Minimum Number of Ones, Candy Store, Negative Product, Scalene Triangle, Make A and B equal, Favourite Numbers, Construct N, Alternate Additions, Farmer And His Plot, Two vs Ten, Puppy and Sum, Divisible by 3, Balls and Boxes
Contributions
Problems Authored (0)
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Problems Tested (0)
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Editorials Contributed (0)
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