August Challenge 2012
Little Elephant and Bombs
February 2013 Challenge
Buy1-Get1, Climbing Stairs
March Challenge 2013
Random decreasing function, Tourist Translations, Approximately, Fire Escape Routes
April Challenge 2013
Little Elephant and Music, Barcelona Gameplay Tactics, Fault Tolerance, Maximum Weight Difference, Levy Conjecture
May Challenge 2013
Tree Counting, Your Name is Mine, Name Reduction, Witua and Math, Matchsticks
June Challenge 2013
Dessert Wizard, Predictopus, W String, Lapindromes
July Challenge 2013
Galactik Football, Chef and Walking on the rectangle , Count K-Primes
February Challenge 2014
Colored Array, Longest Common Pattern, Make Him Happy, Little Elephant and Subarrays
March Challenge 2014
Walk, Little Chef and Numbers
April Challenge 2014
Farmer Feb, Chef and Digits, Shortest Path in Binary Trees
August Challenge 2014
Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift
September Challenge 2014
Chef and Left-Right, Fun with Rotation, Chef and sequence, Chef and Rainbow Array - 2, Factorisation
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome
May Challenge 2018 Division 2
Mighty Friend, Minimum Deletions, Xor Again
United States