November Challenge 2013
Uncle Johny, Square Digit Squares, Missing some chairs
April Challenge 2014
Farmer Feb, Chef and Digits, Shortest Path in Binary Trees
August Challenge 2014
The Leaking Robot, Chef and Gift
September Lunchtime 2014
Chef and easy problem, Chef and easy problem 2
October Lunchtime 2014
Tanu and Head-bob, And Tuples, Physics Class, Cascading Style Sheets
January Challenge 2015
Chef and Stones, Sereja and Votes, One Dimensional Kingdoms
January Lunchtime 2015
Piece of cake, Candidate walk
India