vincent grafity
- kien_the_sun
- Japan
- Student
- Koustuv Institute Of Self Domain
- List of teams by vincent grafity
- https://discuss.codechef.com/u/kien_the_sun
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Practice Problems (992):
Practice:
Prime Generator, The Next Palindrome, Factorial, Small factorials, Marbles, Mixtures, Bytelandian gold coins, Enormous Input Test, Not a Triangle, GCD2, ATM, Product of divisors, Life, the Universe, and Everything, A Very Easy Problem!, Paying up, The Lucky Draw, Count the squares, The White Knight, Treasure Hunting, K-important Strings, The Best Tower, Tri-Hexagonal Puzzle, Array Transform, Flipping Coins, Multiples of 3, Gravel, Count palindromes, Cleaning Up, A Simple Equation, Make A Square, Weight of Numbers, Cutting Recipes, Pairing Chefs, Holes in the text, Chef team, Whole submatrix, A Prime Conjecture, Internet Media Types, Misinterpretation, Garden Squares, Longest Weird Subsequence, Digits Forest, PDS Number, Box and Ball System, Cosine Partition Function, Lucky Count, Lucky Number, Houses and Restaurants, Gap Filler Game, Lucky Sum, Lucky Array, Ciel and A-B Problem, Dynamic GCD, Little Elephant and Median, Lucky Long, Parallel Computing, Favourite Numbers, Makx Sum, Word Couting, Home Delivery, Count of Maximum, Spoon in Matrix, Fit to Play, Lucky Balance, Magic Trick, Double Strings, Jewels and Stones, Stacking Pancakes, Lucky lucky number, Greatest Dumpling Fight, Divisible Pairs, Andrew and the Birthday, Little Elephant and Movies, Little Elephant and Mouses, Remember the recipe, Little Elephant and Cards, A Home for Chef, Little Elephant and Exams, Chef's Dream, Little Elephant and Bombs, Little Elephant and Music, Lucky Driving, My Fair Coins, The Gray-Similar Code, Little Elephant and Bubble Sort, Gift Rift, Restaurant Rating, Closing the Tweets, Matchsticks, Range of Data, Delivery Boy, Racing Horses, Machine Gun, Witua and Math, A Wonderful Chocolate, Delicious Dishes, Candy Collecting Game, Coin Flip, Buy1-Get1, Jam Board, Sridhar Likes Travelling, Magic Board, Little Elephant and Divisors, The Minimum Number Of Moves, Arithmetic Progressions, Triangular Queries, Tree Counting, Root of the Problem, Collecting Magical Berries, Chef of the Year, Climbing Stairs, ChefGame, Vacation, Observing the Tree, Queries on tree again!, Word Play, Three Different Numbers, Efficient Painting, Kingdom Unity, Palindrome, Hello Hello, Maximum Weight Difference, Levy Conjecture, Superpowers of 2, Juno Puzzle for May, Name Reduction, Your Name is Mine, Field Trip, Just Some Permutations 3, Andrew and the Meatballs, Andrew and the Strings, Dessert Wizard, Mountain Holidays, The Number Of Solutions, Galactik Football, Two k-Convex Polygons, Andrew and the Balls, Andrew and the Meatballs again, Predictopus, W String, Lapindromes, Cool Guys, XOR Sum, Subtraction Game 1, Subtraction Game 2, Chef and Walking on the rectangle , Chef and Segments, Counting The Important Pairs, A Plus B Again!, Sequence Transmission, Sereja and Commands, Count K-Primes, Number of Factors, Sereja and Graph, Circle of death, Prime Distance On Tree, Draughts, Chef and Integers , Gangsters of Treeland, Splitting Candies, Project Spoon, CAO Stage-1, CAO Stage-2, Pairwise AND sum, Chef and The Right Triangles, Chef and The Divisibility Queries, Yet Another Cute Girl, Counting D-sets, Sereja and Progressions, Factorisation, Code, Polo the Penguin and the Lucky String, Polo the Penguin and the Numbers, Polo the Penguin and the Test, Polo the Penguin and the XOR, Uncle Johny, Square Digit Squares, Missing some chairs, Chef and Codes, Girl Friend and String Gift, Combinatorial Numbers, Black and White Tree, Polo the Penguin and the Tree, Exponential Game, Chefs in Queue, ForbiddenSum, Number Mirror, Funny Marbles, Magic Pairs, Make Him Happy, Reign, Rectangular Queries, Query on a tree VI, Meteor, Chef and Favourite Sequence, Perfect Subarrays, Mike and Task Packages, Mike and Matrices , Bon Appetit, Please like me, Chef and Feedback, Longest Common Pattern, Little Elephant and Subarrays, Colored Array, Chef and Shop, Chef and String, Chef and Numbers, Chef and Way, Chef and Magic Arrays, Sereja and Two Arrays, Sereja and ASum, Sereja and D, Sereja and Arrays, Chef-jumping, Chef and Digits, Alok-nath and His Sanskars, Dividing Stamps, Chef and Reversing, Chef and Chain, Chef and Segment Game, Chef and Digit Jumps, Chef and Rainbow Array - 2, Chef and Subarray, Chef and Bracket-Pairs, Chef and Swaps, Chef and Left-Right, Chef and Square, Tree Game, Count Permutations, Guessing Game, Permutation Shuffle, Addition and Multiplication, Forgot Password, Lucky Fives, Queries on the String, Counting Flags, Knapsack Problem, Painting, Sherlock and the Grid, Subarray GCD, Subarray LCM, And Operation, Shift The String, Lowest Common Ancestor, Cleaning Tables, Sum Queries, Chef and Array, Fun with Rotation, Flooring, Shooting, Chef and Strange Formula, World War 2, Servers, Sereja and Stones, Updating Edges on Trees, Chef and easy problem, Chef and easy problem 2, Chef and medium problem 2, Distinct Characters Subsequence, Chef and Red Black Tree, Chef and A Large Permutation, XOR with Subset, Let us construct palindrome, Chef and a great voluntary Program, Matrix Again, Player, Chef and Strings, Sereja and Salesman, Chef and Apple Trees, Sereja and GCD, Sereja and LCM, Sereja and GCD 2, Chef and Keyboard, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Delivery Man, Sum Of Binomial Coefficent , Queries On Tree, String Matching, Good Joke!, Let us play with rank list, Chef and Equality, Chef and Strange Operations, Lucky Four, Big Queries, Devu and binary String, Andrash and Stipendium, Way Out, Chef and Prime Divisors, Chef and Inflation, Set Difference , How to Minimize a String, Chef and new recipe, How to Write a Message, Chef and Cake, Equality, Version Control System, How to Repaint a Fence, Euler Totient Function Extended, Gravity Guy, Devu And Churu , Chef and String, Chef and Cube, Chef and Yoda, Add Two Numbers, Find Remainder, Sum of Digits, GCD and LCM, Number of Ways , Rupsa and the Game, Make XOR zero, Rupsa and Number army, Train Partner, Cooking Machine, Divisibility by 9, Chef and Submatrix, Chef and Two Strings, Aditi and Magic Trick, Dividing Machine, Chef and insomnia, Fenwick Iterations, Chef and Path, Chef and Segments, Friends Meeting, Capital Movement, Minimum Maximum, Easy Queries, Coffee Breaks, Pattern matching, Sum of palindromic numbers, Cyclist Race, emitL, Fast squarer, Palindrome Pairs, Second LIS, Factorial to Square, Word Stem, Almost Sorted Permutation, Chef-Detective, Chef and Array and K, Chef and Tetris, Chef and Destruction, Palindromic substrings, Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs, Chef and Sign Sequences, Chef and Sub Array , Urban Development, Amazing Experiment, Chef and Pick Digit, Chef and Time Machine, Chef and Subarrays, Chef and Queries, Mario and Luigi, Devu and Perfume, Chef and Fruits, Help Watson Escape, Fibonacci Queries, Chef and digits of a number, Faded Palindromes, Gift and Chef, maximize the sum, Chef and math, Chef and Coins Game, Chef and Three Dogs, Chef and Ballons, Forest Gathering, Two Closest, Arrays Sum, Devu and good strings, Chef And Magical Path, Chef And Coloring, Maximum K Sums, PrePre, Movie Weekend, Odd Divisors, Queries on a Binary Tree, LCP Maximization, Chef and Amazingness of Numbers, Eugene and big number, Cats and Dogs, Chef and Big Soccer, Laddu, Akhil Recovers The Lost Array, Akhil And Colored Balls, Chef and special numbers, Devu and an Array, Evaluate the polynomial, Akhil And Random String, Primitive Queries, Kitchen Timetable, Better Maximal Sum, K-good Words, Right Triangle, Chef and Robots Competition, Chefland and Electricity, Interval Game, Chef and Two String, One more weird game, Kirito in Memeland, Chef and Proportion, Chef and Numbers, Chef and Land, Chef and Array, Chef and squares, Kth Max Subarray, Lazy Jem, Counting Strings, Find The Point, Chef and Digits, Chef and Finding Direction, Task for Alexey, Sereja and Increasing subsequence, Sereja and Inversions, Beautiful Arrays, Watson and Digit Sums, Good Sets, Download file, Kirito in labyrinth, Roses for Alexey, Our Base is Under Attack, Chef and Subset, Chef and Subarrays, Chef and Queries, Chef and Numbers, Fantastic Four, Chef and Array (Challenge), Digits Cannot Separate, Reservior, Tourists in Mancunia, Nothing in Common, Chef and Triangles, Digit Longest Increasing Subsequences 2, Chef and his Best Friend, Chef and His Apartment Dues, Most Frequent Element, Gerrymander, Bear and Random Grid, Chef and Divisor Tree, Rainbow Graph, Yet Another Card Game, Safe Robot, Chef and Prime Queries, Stable market, Pishty and tree, Heavy-Light Decomposition, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes, Bear and Xor of Sums, Bear and Shop Trip, Bear and Candies 123, Bear and AB, Bear and Digit Virus, Bear and Segments, Closest points queries, Bear and Segment 01, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences, A Good Set, Cloning, Chef and the Feast, Xenny and Coin Rankings, Triplets, Snake Eating, Chef got Recipes, La Liga, Balanced Array, Hussain Set, Nasty Queries, Prefix Inversions, Is It a Snake, Sticks, Pairwise union of sets, Minimax, Maximum Unique Segment, Two Numbers, Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples, Maximize Grid Score, Hit the Coconuts, Whats in the Name, Calculator , IPC Trainers, Minimum Good Permutation, Find the Maximum Value, Sum of Cubes, Weasel does Xor on Tree, Weasel finds Staircase, Fill The Matrix, Real obtuse, Product on the segment by modulo , Max Mex, Little Chef and Sums, Counter Test For CHEFSUM, Infinite OR Game, Statistics Construction, Subsequence Equality, A Balanced Contest, Total Diamonds, Modular GCD, Chef and Subarray Queries, Chef and Counting Test, Chef and Weird Queries, Chef goes Left Right Left, Minimum SubArray, Maximum Number, Periodic Palindrome Construction, Villages and Tribes, Days in Month, Strange Function, K Fibonnaci, Online Chess, Random Pair, Smart Strategy, L-R queries, Chef And Easy Xor Queries, Find an element in hidden array, Chef and Hamming Distance of arrays, Minimize the string, Uniform Strings, Queries with GCD, Optimize The Slow Code, Beautiful Array, Coder Life Matters, K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers, Multiple of 3, Make array great again, Survive in ChocoLand, Chef and Easy Problem, Cutting Plants, Chef and Gcd Queries, Permutation and Palindrome, Chef and Cook-Off, Chef and Tuples, Chef and Chefness, Chef and Line, Mix the Colors, Minions and Voting, Weight of Numbers, Chef Goes to the Cinema, Chef Restores an Array, Chef Restores a Matrix, Chef Judges a Competition, Highway Crossing, XD Subsequences, Subsegment Sum, Y Figures, Partitions, Chef and Friends, Three Integers, Xorangements, Magic Elements, Fibonacci String, Two Flowers, CPI Crisis, Minimum Deletions, Longest Constrained Subsequence, Count Good Prefixes, Average of Pairs, Workers, Xor Again, The Deadly Sin, Candy Love, Vision, Perfect Necklace, Broken Heart , Two vs Ten, The hardest gcd problem, Triple-tree decomposition, Cricket Score, Double Delivery, Bob and Pallindromes, Dibs on Fibs, Ways to Work, Sum on Tree, Secret Recipe, Expected Buildings, Archi and Tree, Binary Board, Count Substrings, Shifted Palindrome, Weak in the Middle, Maximum Plus, HOW MANY DIGITS DO I HAVE, Pizza Delivery, Masha and Minions, Sonya and Segments, Archi and Comparsion, Good Permutations, Tom and Jerry, Summary Power, Counting Pretty Numbers, Reach Equilibrium, Subway Ride, No Minimum No Maximum, Gears, Magic Set, No Strings Attached, Encoding Message, OR Matrix, Chef and GCD Game , Split Stones, Chef and Secret Ingredient, Chef and Cookies, Chef and Sorting, Prime divisors, The Great Run, Magician versus Chef, Balsa For The Three, War of XORs, Chef and Eid, Chef and Adventures, Table Game, Ada School, Bad Shuffle, OneTwo, Judging Delay, Opposite Cites, Chef Restaurant , Chef and Semi-Primes, Chef and Strange Addition, Graph on an Array, Chef and Typing, Chef and Card Trick, Three Friends, Coloring the Grid, Weird Question, Niceness of the Arrays, Chef and Sequence, Chef and Difficult Contests, Truth and Dare, Beautiful Garland, A-B Game, Suffix Palindromes, Directing Edges, Useful Number, Median, Maximize It, Chef and Interactive Contests, Beats and Pieces, Maximise the Sum, Lucky Number Game, Play Piano, 1-2 Game, Life Limited, Prefix Numbers, Camp Or Not, XOR! Wait for it, Print Pattern, Choosing from Buckets, Find Best Path, Age Calculator, Distinct Pairs, Fancy Quotes, Ada King, Ada Matrix, Distances, Wanderer, Rooks, The Nights Watch, Offer for Chef, Chef and Secret Ingredients, Appy and Contest, Yet Another Tree Problem, Motu and Alphabets, Deputy Chef, Divisibility by Four, Same Mark Distance, Max Range Queries, Chef and Secret Password, Buying New Tablet, Chef and Party, Chef and Number Game, Average Number, The Tricky Deal, Chef Challenge, Chef and a Beautiful Digit, Kira Loves Palindromes, XOR N-bonacci Sequence, UEFA Champions League, Markers and Caps, Playing with Numbers, Friend or Girlfriend, FlatLand, Music Shopping, Maximum Remaining, Greg and Grid, Subtree Removal, Fencing, Corrupted Seven-Segment Display, Testing Robot, Pogo Stick Competition, Travelling Saleschef, Partition into Permutations, A Small Array, Go Round, Danny Wants To Know, Longest Xommon Subsequence, Max power, Making a Meal, Snake and Apple Tree, Chef and Good Subsequences, Reduce to One, Road Signs, Chef and Proxy, Dream Problem, Lent Money, Guddu and his Mother, Count Arrays, Guddu on a Date, Attendance, Fast Food, Firdavs and Planet F, Minimum Sum, Chef and Ingredients, Encoding, Even Edges, Chef and His Dish, Intersecting Paths, Sum and GCD, Chain Reaction, Guess the Prime!, Misha and Nice Sets, Bitsetbaba and Power Grid, Expected Xor, Recover the Sequence, Dummy Palindromic Strings, Grid Tour, Reverse Maximisation, Searching for a Biclique, CV, Parity Again, Dilemma, Codechef War, Easy Fibonacci, Chef and Distinct Numbers, Chef and Sum, Chef and DAG, Biladerim Icin, Maximize an Expression, Circular Merging, Multiple Choice Exam, Subarray, Ants and Anteaters, Eat Twice, Drink Slush, Minimum and Maximum, Chef and Mean , Football, Distribute Apples, Zombie and the Caves, Birthday Gift Again, War in Treeland Again, Playing with Strings, Expected Product, Two Variables, Fuzzy Linear Combinations, Missing Number, Delete a Subarray, Professor on a Trip, Easy Math, Two-lane Road, Swapping, Expected GCD, A - Books, B - Candy Love, Chef and Maximum Star Value, C - Chef and Maths, Warriors, Rich Substrings, Chef and Pepperoni Pizza, Friends and Candies, Two Circles, Chef Drinks Coke, Chef and Interesting Subsequences , Eidi Gift, Equal Average, Chef and Trip, Chef Does Coke Yet Again, Array Modification, Operations on a Matrix, Phone Prices, Chef Feeds Cats, Chef and Football Match, All Substrings, Find the Sum, Doraemon, IPL Begins, Break, Stupid Machine, Check Algorithm, Guess the number, Chef and Or, Profitable Paths, Winning Ways 2, Range AND, Lasers Everywhere, Inverse of a Function, Chefina and Swap, Are These Equal, Insanely Hard School Exams, Subsequence Frequency Counting, Absolute Min Max, Weird Walk, Convert the String, Lost Weekends, Tree difference, A Problem on Sticks, Square Submatrices, Chef and Trump Cards, Precious Stones , Chefina and Strange Tree, Find XOR, Smallest KMP, Game on a Strip, Divide Candies, Counting Graphs, Ada Matrix, Alien Invasion , Elevator, Coronavirus Spread 2, Inversions, Positive AND, Random Knapsack, Rooted Minimum Spanning Tree, Replace for X, D-Dimensional MST, Compress all Subsegments, Adding Squares, Hail XOR, Square Root of LCA Convolution, Calculus, Linear Combination, Permutations, String Operations, Positive Prefixes, Even Pair Sum, Team Name, Another Tree with Number Theory, Prime Game, Multiple Games, XOR Sums, Bash Matrix, Cell Shell, Largest Square in the garden, Tokens On A Tree, Similar Arrays, Total Components, K-Subarrays, Positive Spewing, The Grid Fill Problem, Find the Direction, Obtain the Sum, The Two Dishes, Remove Balance, A Counting Problem, Professor And Directions, K - Magical String, Chef and Magical Steps, Subarray Sum, Flip or Compress, Functional Array, Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper, Maximise the bridges, Binary Inversion, GCD of Prefixes, Yet Another Counting Problem, String Game, Partition It, Find the Special Node, Disgust Minimization, Non Zero Xor, String Reverse, And Equals Or, Non Coprime Neighbours, The product mystery, Subarray Weight, Subarray XOR, Substring of a Substring, Count the Ones, Exact Marks, MEX on Trees, Squeeze OR, Minimum Coloring, Maximizing LIS, Gift Shop and Coupon, Prefix Suffix Operations, Unbalanced Reversals, Balanced Reversals, Dazzling Even-Odd Challenge, Crazy Substrings, Minimize Blocked Roads, Beat the Average, Maximum OR Minimum, Too Mean, Yet Another Palindromic Problem, Subsequence-Numbers Divisible by 7, Even Subarray XOR, Not Tree Again!, Subarrays with length, MEX Sequences, Array Sorting, Make them Equal, The Optimal Pairs, Permutation AND, Distinct Palindrome, The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Minimum Xor On Segment, XOR, The Detective, Counting Is Fun, Gcd and Lcm , AP Grid, The Subarray XOR, Reversal Sorting, Expected Difference, Game of Piles Version 1, Game of Piles Version 2, Find A, B, C, Chef and Minimum Cost of His Tree, Copy and Push Back, Similar Heights, The XOR-OR Dilemma, End Sorted, A drawing game, Minimum Sum, Gritty Grid, Flipping Failure, Nil Xor, Ball Sequence, Balls and Boxes, OR Tuples, Chef And Array Construction, Twos and Zeros, Binary Substituition, Single Operation Part 1, Single Operation Part 2, Mario and the Broken String, Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize, Square Sort, Xor Array, Prime Factor Division, Distinct Neighbours , Distinct Colors, Existence Of X, Flip the Prefix, Unique Mode, Expected Sum, Smallest Difference, Minimum OR Path, Find an integer, Consecutive Xor, First To Last, Maximum of GCDs, Distinct Values, Permutation Subsequence, Three-People Contests, c8kbf and Tree, Prefix Permutation, Eat Rock!, Matrix Pain, SUM OR, Max count of 1, Digit Operation, Chef And Adjacent Sums, GCD Queries, Segment Three, Maximize Ones, Musical Chairs, Two Piles, Yet Another Bitwise Problem, Exclusion-Inclusion
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