January Lunchtime 2018
Chef and Game with Sequence
February Challenge 2018
Chef And His Characters, Chef And The Patents, Akanksha and End of Semester
March Challenge 2018 DIV 2
A Big Sale, Mix the Colors, Chef and Glove
September Mega Cook-Off 2018 Division 2
ATM Machine, Make a Permutation
May Challenge 2018 Division 2
Mighty Friend, Minimum Deletions, Xor Again
July Challenge 2018 Division 2
Strike or Spare, Magic Set, Reach Equilibrium
August Challenge 2018 Division 2
Modular GCD, Problem Sort, Sheokand and Number, Spell Bob
December Challenge 2018 Division 2
Chef and Interactive Contests, Chef and An Ideal Problem
October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
August Lunchtime 2018 Division 2
Chef and Problem Setting, Chef and Eid
December Challenge 2019 Division 2
Plus Multiply, That Is My Score!
India