Anurag Singh

• Username: 4★ragwave77
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Dhanbad
• 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: 28

Current Ratings Graph Old Ratings Graph

1923 (+42)RatingProvisional
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March Challenge 2018 DIV 1(2018-03-12 15:00:00)

Global Rank:   142

Cheated in:   

Ratings System Update

(2018-03-12 15:00:00)

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1923 (-112)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2018 DIV 1(2022-12-20 00:00:00)

Global Rank:   142

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 (0)

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Practice Paths (0)

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Contests (28)

June Challenge 2016

Chef And Binary Operation, Chef and Coins Game, Devu and an Array, Chef And The Hiring Event

July Challenge 2016

Andrash and Stipendium, Chef and Tetris, Chefland and Electricity

August Challenge 2016

Chef and Chocolate, Chef and Round Run

September Challenge 2016

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

October Challenge 2016

Sereja and Progressions, Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs

November Challenge 2016

Count Permutations, Chef and squares, Task for Alexey

December Challenge 2016

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

October Cook-Off 2016

ChefWatson uses Social Network, Watson asks Does Permutation Exist

December Cook-Off 2016

Chef and Subset

August Lunchtime 2016

Studying Alphabet

October Lunchtime 2016

The Largest Bouquet

November Lunchtime 2016

Chef and his Students

January Challenge 2017

Capital Movement, Cats and Dogs, Reservior, Tourists in Mancunia

February Challenge 2017

Chef and Triangles, Gerrymander, Most Frequent Element, Chef and His Apartment Dues

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

January Lunchtime 2017

Nothing in Common

February Lunchtime 2017

Bear and Milky Cookies

April Challenge 2017

Similar Dishes, Dish Of Life, Bear and Row 01, Bear and Clique Distances

May Challenge 2017

Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences, Chef and Sub Array

June Challenge 2017

Triplets, Pairwise union of sets, Xenny and Coin Rankings, Chef and the Feast, A Good Set, Chef and Prime Queries

December Challenge 2017

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

March Cook-Off 2017

Yet Another Card Game, Safe Robot

June Cook-Off 2017

Ada and crayons, SnackUp

May Lunchtime 2017

Prefix Inversions

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

February Challenge 2018

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

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting

Total Problems Solved: 111