October Challenge 2012
Event Organizer, Fierce Battles
January Challenge 2013
The Minimum Number Of Moves
April Challenge 2013
Maximum Weight Difference
May Challenge 2013
Name Reduction, Your Name is Mine
August Challenge 2013
Little Elephant and Lemonade, Splitting Candies
October Challenge 2013
Little Elephant and Bamboo, Helping Lira, Maxim and Dividers, Sereja and Transformation, Yet Another Nice Girl, Edit Distance on Grid, Kamehameha
November Challenge 2013
Missing some chairs, Square Digit Squares, Uncle Johny, Yet Another Cute Girl, Superpowers of 2, Chef Game, Sereja and Vectors
September Cook-Off 2014, ACM-ICPC Warm up
Sherlock and the Grid, Subarray GCD
January Challenge 2015
Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries
February Challenge 2015
Let us play with rank list, Chef and Equality, Chef and Strange Formula, Chef and Chain, Chef and Strings
April Challenge 2015
Chef and Interview, Broken Telephone, Chef and Piano Scales
May Challenge 2015
Set Difference , Chef and Cake, Chef and new recipe, Chef and Prime Divisors, Devu and binary String
February Cook-Off 2015
Fit Squares in Triangle, Strategy for the World Cup
September Mega Cook-Off 2015
Forgotten Language, Stacks
India