June Challenge 2013
Collecting Magical Berries, Little Elephant and Mouses, Lapindromes, W String, To challenge or not, Predictopus, Count Special Matrices, Two k-Convex Polygons, Dessert Wizard, Just Some Permutations 3
July Challenge 2013
Mountain Holidays, Galactik Football, The Probability Of Winning, Chef and Walking on the rectangle , Count K-Primes, Circle of death
July Cook-off 2013
Chopsticks, A Plus B Again!
August Cook-Off 2013
Chef and The Right Triangles
November Challenge 2013
Missing some chairs, Square Digit Squares, Uncle Johny, Superpowers of 2, Chef Game, Yet Another Cute Girl
December Challenge 2013
Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries
January Challenge 2014
Please like me, Chef and Feedback, Bon Appetit, Magic Trick
August Cook-Off 2014
Tree Game, Permutation Shuffle
September Cook-Off 2014, ACM-ICPC Warm up
Sherlock and the Grid, Subarray GCD
August Challenge 2014
Mountain Holidays 2, Little Elephant and T-Shirts, Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift
South Korea