June Challenge 2016
Devu and an Array, Chef And Binary Operation
September Challenge 2016
Chef and digits of a number, Faded Palindromes
October Cook-Off 2016
Watson asks Does Permutation Exist
February Challenge 2017
Chef and His Apartment Dues
May Challenge 2017
Chef and his daily routine, Courses in an university
September Challenge 2017
Little Chef and Sums, Chef and Pick Digit, Minimum Good Permutation
April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue, Strange Number
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
June Challenge 2020 Division 2
Chef and Icecream, Chef and String, Chef and Price Control
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