January Challenge 2013
End Of The World, The Minimum Number Of Moves, Three Different Numbers, Chef of the Year
February 2013 Challenge
Little Elephant and Cards, Buy1-Get1, Climbing Stairs
June Challenge 2013
Dessert Wizard, Predictopus, Lapindromes
July Challenge 2013
Chef and Walking on the rectangle , Circle of death, Count K-Primes, The Probability Of Winning, Galactik Football
August Challenge 2013
Little Elephant and Lemonade, Hello Hello, Save The Princess, Splitting Candies
September Challenge 2013
Little Elephant and Exams, Chef and Integers
October Challenge 2013
Little Elephant and Bamboo, Helping Lira, Maxim and Dividers, Sereja and Transformation, CAO Stage-3, Yet Another Nice Girl
November Challenge 2013
Uncle Johny, Missing some chairs, Square Digit Squares, Superpowers of 2
October Cook-Off 2014
The Army, Walk on the Axis
February Challenge 2014
Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays
November Cook-Off 2015
Sereja and Line, Sereja and Array and Subtracting
India