February 2013 Challenge
Climbing Stairs, Buy1-Get1
July Cook-off 2013
Chopsticks, A Plus B Again!
August Challenge 2013
Little Elephant and Lemonade, Hello Hello, Save The Princess, Splitting Candies
December Challenge 2013
Reign, Rectangular Queries, Magic Pairs, Funny Marbles, Chef and Codes
January Challenge 2014
Bon Appetit, Please like me, Chef and Feedback
September Cook-Off 2014, ACM-ICPC Warm up
Sherlock and the Grid, Subarray GCD
October Cook-Off 2014
The Army, Walk on the Axis, Mahesh and his lost array
July Challenge 2015
Bread, MasterChef, Na2a and lucky stone, Chef and Cube
India