Abhishek Singh

• Username: 4★mr_hitman
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Lucknow Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 7

Current Ratings Graph Old Ratings Graph

1933 (+65)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2021 Division 2(2021-04-12 15:00:02)

Global Rank:   119

Cheated in:   

Ratings System Update

(2021-04-12 15:00:02)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1933 (-17)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   119

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (3)

Problem solving in Python

1%

C++ Problem Solving

5%

Learn C++

18%

Practice Paths (1)

Practice Go

58%

Contests (7)

September Challenge 2020 Division 2

A Problem on Sticks, Chef and Trump Cards, Find XOR, Ada Matrix, Coronavirus Spread 2, Chefina and Swap

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

January Challenge 2021 Division 2

Watching CPL, Fair Elections

Code Ensemble (Rated for Division 2)

Cherry and Bits, Help Martha, Priya and AND

February Challenge 2021 Division 2

Frog Sort, Team Name, Prime Game, Multiple Games, Maximise Function

March Challenge 2021 Division 2

Maximum Topological Sort, Wireless Electricity (Challenge), College Life 4, Space Arrays, Consecutive Adding, Dense Graph, Interesting XOR!, Paparazzi Gennady

March CodeChef Starters 2021 Division 2 (Unrated)

College Life 5, Server Trouble, Nobel Prize, Possible Victory

April Challenge 2021 Division 2

Worthy Matrix, Boolean Game, Strong Language, World Record, Valid Pair, Chef and Dice, Destroy the EMP Chip, Tree Permutations, Binary String MEX

April CodeChef Starters 2021 Division 2 (Unrated)

Chef On Island, Hiring Test

June Challenge 2021 Division 2 (Unrated)

Bella ciao, Summer Heat

Total Problems Solved: 132