Prakhar Gupta

September Challenge 2017

Minimum Good Permutation, Chef and Pick Digit, Little Chef and Sums

October Challenge 2017

Max Mex, A Balanced Contest

November Challenge 2017

Chef and Intersection Line, Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Total Diamonds, Chef and Hamming Distance of arrays, Penalty Shoot-out, Chef And Easy Xor Queries, Chef And his Cake, Santa Delivering Problem, Chef and Universe

October Cook-Off 2017

Chef and Employment Test, Chef and Weird Queries

November Cook-Off 2017

Skiing, Random Pair, Online Chess

October Lunchtime 2017

Buggy Calculator, Maximum Number

November Lunchtime 2017

Smart Strategy

December Lunchtime 2017

Days in Month, Strange Function

January Challenge 2018

(Challenge) Chef and Palindromes, K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

February Challenge 2018

Permutation and Palindrome, (Challenge) Biased Committee, Car-pal Tunnel, Points Inside A Polygon, Chef And His Characters, Chef And The Patents, Broken Clock

February Cook-Off 2018

Chef and Cook-Off, Chef and Tuples, Chef and Line

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas

May Challenge 2018 Division 1

Dibs on Fibs, Fake Binary Search, Not a Convex Hull (Challenge), Xor Again, Change the Signs, Mighty Friend, S-T Mincut, Minimum Deletions

June Challenge 2018 Division 1

Vision, Sheokand and String, Binary Shuffle, Naive Chef

July Challenge 2018 Division 1

Chef and War with Taran (Challenge), No Strings Attached, Strike or Spare, Magic Set, Gears, No Minimum No Maximum, Reach Equilibrium

February Cook-Off 2019 Division 1

Max Range Queries, Chef and Party

Dementia 2019 (Rated for Division 2)

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Editorials Contributed (7)