Learning Paths (0)
None
Practice Paths (0)
None
Contests (54)
July Challenge 2012
Chef's Dream, My Fair Coins, Gift Rift
November Cook-Off 2012
Little Elephant and Permutations, Little Elephant and Divisors
June Cook-Off 2014
Counting Flags, Knapsack Problem, Painting
July Cook-Off 2014
Copy-Paste, Sum Queries, Friends
May Challenge 2014
Little Elephant and Balloons, Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone
June Challenge 2014
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Garden Game, Chef and Frogs, Count Substrings, Reach The Point, Dish Owner
August Challenge 2014
Mountain Holidays 2, Little Elephant and T-Shirts, Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift
September Challenge 2014
Chef and Rainbow Array - 2, Chef and Swaps, Chef and Left-Right, Chef and sequence, Fun with Rotation
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence, Let us construct palindrome
December Challenge 2014
Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, Kali and Devtas, XOR with Subset, Chef and Apple Trees, Sereja and GCD
June Lunchtime 2014
Coprime Triples, The Smallest Pair
August Lunchtime 2014
Harrenhal
December Lunchtime 2014
Delivery Man
January Challenge 2015
Queries on the String, Sereja and Number Division 2, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries
February Challenge 2015
Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality
March Challenge 2015
Count Substrings, Chef and Notebooks, Chef and Problems, Sereja and Random Array, Devu and his Class, Sign Wave, Matrix, Counting on a Tree
April Challenge 2015
Count Sequences, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales, Devus and their voting system
May Challenge 2015
Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Cake
June Challenge 2015
Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Anticommutative implication, Chef and String
July Challenge 2015
Addition and Multiplication, Sereja and Game 2, Bread, MasterChef, Na2a and lucky stone, Chef and Cube, Rohith and Circles
September Challenge 2015
Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Bank robbery, Lighthouses
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle
November Challenge 2015
Ingredients, Receipt Recovery, Chef and collection of stamps, Eugene and function, Simple Sum, Chef and cakes
December Challenge 2015
Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters, Chef and Girls
April Cook-Off 2015
Equality, Version Control System
July Cook-Off 2015
Cops and the Thief Devu, Maximize Disjoint Pair Sum
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
September Mega Cook-Off 2015
Reign 2, Forgotten Language, Super Numbers, Stacks
November Cook-Off 2015
Sereja and Line, Sereja and Array and Subtracting
February Lunchtime 2015
Lucky Four, Heavy-light Decompositions, The Warehouse, The First Cube
September Lunchtime 2015
Sum of palindromic numbers
January Long Challenge 2016
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume
March Challenge 2016
Sereja and Two Strings 2, Palindromic substrings, maximize the sum, Chef And Special Dishes
April Challenge 2016
Amazing Experiment, Help Watson Escape, Fibonacci Queries, Chef and Ballons, Devu and good strings, Chef And Magical Path, Chef And Coloring
June Challenge 2016
Chef And The Hiring Event, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chef and Tetris, Chefland and Electricity
January Cook-Off 2016
Chef and Destruction, Chef and Fruits
March Cook-Off 2016
Digital clock, Alternating subarray prefix
May Challenge 2017
Chef and Sub Array , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
September Challenge 2017
Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums
October Challenge 2017
Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest, (Challenge) Connecting computers
February Challenge 2018
Chef And His Characters, Chef And The Patents, Points Inside A Polygon, Car-pal Tunnel, Permutation and Palindrome
March Challenge 2018 DIV 1
Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting
September Challenge 2018 Division 1
Sasha and Photos, Chef and Condition Zero (Challenge), Table Game, Bad Shuffle
December Challenge 2018 Division 1
Chef and Interactive Contests, Chef and An Ideal Problem
October Challenge 2018 Division 1
Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard, Coprime Components
February Cook-Off 2019 Division 1
Max Range Queries, Chef and Secret Password, Chef and Party
April Challenge 2019 Division 1
Offer for Chef, Kira Loves Palindromes, Mininum XOR over Tree, Playing with Numbers, Subtree Removal
April Cook-Off 2019 Division 1
Random Game, Pied Piper vs Hooli
July Challenge 2019 Division 1
Circular Merging
August Challenge 2021 Division 2 (Unrated)
Special Triplets, Array Filling, Chef and Bulb Invention, Charge Scheduling, Problem Difficulties, Olympics Ranking
Total Problems Solved: 329
Peru
