March Challenge 2017
Xenny and Alternating Tasks, Cooking Schedule, Bandwidth of a matrix, Bear and Extra Number, (CH) Bear and Sorted Rows
May Challenge 2017
Chef and Sub Array , Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
September Challenge 2017
Fill The Matrix, Little Chef and Sums, Minimum Good Permutation, Chef and Pick Digit, Sereja and Commands
January Challenge 2018
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
March Cook-off 2018 Division 1
Chef Goes to the Cinema, Chef Restores a Matrix
August Cook-Off 2018 Division 1
GukiZ and Candies, Mixi Game
September Mega Cook-Off 2018 Division 1
OneTwo, ATM Machine, Make a Permutation
July Challenge 2018 Division 1
No Minimum No Maximum, Gears
June Lunchtime 2018 Division 1
Sort the Leaves, Summary Power
July Lunchtime 2018 Division 1
Forced Particles, Prime divisors
August Lunchtime 2018 Division 1
Chef and Eid, Mix Mix Game
Insomnia 2018 (Rated)
Split Sums, Strange Swaps
ProCon 2018 (Rated for all)
The Great Run, Kill them with your success, Algebra Score
Plinth-Enigma'19 LNMIIT Techfest - (Rated for all)
XOR! Wait for it, Return of the Gargoyle King, Summation over nCr
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