March Challenge 2015
Chef and Notebooks, Count Substrings, Sign Wave, Devu and his Class
June Challenge 2015
Sereja and Matrix Division, Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Another Fibonacci, Anticommutative implication, Chef and String, Connect Points
July Challenge 2015
Bread, MasterChef, Na2a and lucky stone, Chef and Cube
March Lunchtime 2015
No Unpaired Chefs, Chef Anup, Saving a gift of love, Painting the Boxes
February Challenge 2017
Eugene and big number, Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues
Starters 55 Division 2 (Rated)
Mean and Median, OR Tuples, Balls and Boxes, Ball Sequence, Non Zero Xor, Disgust Minimization
September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)
Increasing Addition, Remove Numbers, Adjacent Pairs
Starters 65 Division 1 (Rated for 5 & 6 stars)
Nahaane Jaa, Paisa Double, Binod, Gormint Aunty, Potato to Gold
