Learning Paths (0)
None
Practice Paths (0)
None
Contests (12)
September Challenge 2015
Filling the maze, 3D Queries, Nikitosh and xor, Bank robbery, Lighthouses, Cracking the Code
January Long Challenge 2016
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Making Triples, Asteroids, Cyclist Race, Dai Ma Chu Shi, Chef and Time Machine, Devu and Perfume
February Challenge 2016
Chef and Job and Rest, Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Weird Sum, Rectangles of Love, Chef-Detective, Matrix Maximum Sum, Sereja and Permutations, Call Center Schedule
March Challenge 2016
Sereja and Two Strings 2, Polygon & Circles, Chef And Hungry Birds, Palindromic substrings, Floor Distribution, Chef and Number Guessing, maximize the sum, Parity tree, Chef And Special Dishes, Tiptoe through the tulips
March Challenge 2017
Cooking Schedule, Xenny and Alternating Tasks, Pishty and birthday, Bear and Extra Number, Bandwidth of a matrix
July Challenge 2017
Chef and Sign Sequences, Irrational Root, Pishty and tree, Tree Expectancy, Whats in the Name, Calculator , IPC Trainers, Two Coins
March Cook-Off 2017
Rainbow Graph, Yet Another Card Game, Safe Robot
April Cook-Off 2017
Bear and Shop Trip, Bear and Candies 123, Bear and AB
July Cook-Off 2017
Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples, Bipartite Graph from Trees
March Lunchtime 2017
Bear and Ladder, Bear and Species
April Lunchtime 2017
Bear and Segments, Bear and Segment 01
Alkhwarizm 2017 (Rated)
Logan and his XOR debacle, X-24 and his SUBSET code, Charles and the BRUTAL subsequences, Professor X and Grouping of Numbers
IOPC 2017 (Rated)
The Birthday Tears, Game Of Life, Max Out, Christmas Time
September Challenge 2021 Division 1 (Unrated)
XOR Equal, Shuffling Parities, Minimize Digit Sum, Treasure Hunt, 2-D Point Meeting, Airline Restrictions, Travel Pass, Covaxin vs Covishield, Minimum Digit Sum 2
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
October Challenge 2021 Division 1 (Unrated)
Chef at the Olympics, Longest AND Subarray, Digit Removal, MEX-OR, Yet another MEX problem, Characteristic Polynomial Verification, Hidden Points
SnackDown 2021 - Online Round 1B
Yet Another Flipping Problem 2, Queens Placement , Largest Laddu, Help Nishant
November Challenge 2021 Division 1 (Unrated)
Flip or Compress, Functional Array, Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Maximise the bridges, Convex Hulk
December Challenge 2021 Division 1 (Unrated)
Increasing String , Yet Another Tree Problem, Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, Min Manhattan Distance, Squares Counting
January Long 2022 - I, Division 1 (Unrated)
Sequence Master, Generating Cycles, Retrieve back the Array, Chef and Riffles
January Long 2022 - II, Division 1 (Unrated)
Array Partition, Power Sum, Tree Master, Sum and OR, Crying Colours
February Long 2022 - I, Division 1 (Unrated)
Random OR, Digit Multiplication By K, Binary Base Basics, Bitwise Blend, Remove Adjacent
February Long 2022 - II, Division 1 (Unrated)
Sequence GCD, Area Sums in Convex Polygons, Bitwise swaps, Xor Palindrome
March Long One 2022, Division 1 (Unrated)
Subarray XOR, Substring of a Substring, Count the Ones, Exact Marks, MEX on Trees
March Long Two 2022, Division 1 (Unrated)
Minimum Longest Substring, Same Parity Swaps in Binary Strings, Kostomuksha and AESC MSU, Perfect Imperfections 2
April Long One 2022 Division 1 (Unrated)
Yet Another Mex Problem, Dazzling AXNODR Challenge , Bullets and Enemies, Min Max Equality, Pairwise Xors
April Long Two 2022 Division 1 (Unrated)
Geometric Mean Inequality, Yet Another LIS Problem, Antipodal Points, Flip to Invert, Chef And Division
May Long One 2022 Division 1 (Unrated)
Mystical Numbers, In The Green Zone, The Magical Stone, Alternating Diameter, Four Arrays
May Long Two 2022 Division 1 (Unrated)
Subarray Weight, Subsequence-Numbers Divisible by 7, Not Tree Again!, Subarrays with length
June Long One 2022 Division 1 (Unrated)
Full Path Eraser, Expected move, Reduce to zero, Add By Permutation, Divisible by i , Possible GCD
June Long Two 2022 Division 1 (Unrated)
Counting Is Fun, Gcd and Lcm , AP Grid, The Subarray XOR, Reversal Sorting
July Long One 2022 Division 1 (Unrated)
Largest Square in the garden, Expected Difference, Game of Piles Version 1, Find A, B, C
July Long Two 2022 Division 1 (Unrated)
Maximize Difference, Concat Sort, Sum of Product 2, Similar Subsequence
August Long 2022 Division 1 (Unrated)
Angled Flip, Tree of Trees, XOR with smallest element, Hello Equation, Crazy Subsequences
September Long 2022 Division 1 (Unrated)
Yet Another Chef And Numbers, Distinct Numbers, Pokemon Battles, Alone Alice!, Interesting Subarray
October Long 2022 Division 1 (Unrated)
A drawing game, Chef And Array Construction, Twos and Zeros, Binary Substituition
November Long 2022 Division 1 (Unrated)
MaxEdges, Minimize swaps, Minimum BFS Length, Alice and the Array
December Long 2022 Division 1 (Unrated)
Counting Subsequences, Not Divisible, Break into Powers, Sum of Cube , Divisible by A_i
January Long 2023 Division 1 (Unrated)
A Short Counting Problem, Swap Shift, Maximum of GCDs, Symmetric Swaps, Minimize the Maximum
Total Problems Solved: 206
North Korea
