Vivek Gupta

April Challenge 2016

Chef And Coloring

May Challenge 2016

Chef and Balls, Laddu

September Challenge 2016

Chef and digits of a number, Faded Palindromes, Chef and calculation

October Challenge 2016

Chef and Keyboard, Chef and Three Dogs

November Challenge 2016

Count Permutations, Gift and Chef, Chef and squares, Task for Alexey

December Challenge 2016

Edit Distance Revisited, Our Base is Under Attack, Kirito in labyrinth, Kth Max Subarray, Train Partner

March Cook-Off 2016

Digital clock

October Cook-Off 2016

Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network

December Cook-Off 2016

Chef and Subset

April Lunchtime 2016

Coins And Triangle

July Lunchtime 2016

Drumpf for President!

October Lunchtime 2016

The Largest Bouquet

November Lunchtime 2016

Chef and his Students, Chef and Square Set

January Challenge 2017

Cats and Dogs, Capital Movement

February Challenge 2017

Chef and his Best Friend

January Lunchtime 2017

Sealing up, Nothing in Common

February Lunchtime 2017

Bear and Milky Cookies

April Challenge 2017

Stable market, Similar Dishes, Bear and Clique Distances, Bear and Row 01, Dish Of Life, Chef and Divisor Tree, Bear and Random Grid, Chef and Digits

June Challenge 2017

Saboteur (Challenge), Pairwise union of sets, Triplets, Xenny and Coin Rankings, Chef and the Feast, Cloning, A Good Set, Chef and Prime Queries

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function

March Lunchtime 2017

Bear and Ladder

April Lunchtime 2017

Bear and Segments, Bear and Segment 01

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

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Editorials Contributed (5)