AMAN RANJAN THAKUR

• Username: 4★amanranjan
• 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 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 31

Current Ratings Graph Old Ratings Graph

1977 (-40)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2018 Division 1(2018-04-17 15:00:00)

Global Rank:   675

Cheated in:   

Ratings System Update

(2018-04-17 15:00:00)

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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1977 (+101)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2018 Division 1(2022-12-20 00:00:00)

Global Rank:   675

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 (31)

October Challenge 2014

Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus, Chef and Ground

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Let us construct palindrome

December Challenge 2014

XOR with Subset, Chef and Apple Trees

October Lunchtime 2014

Tanu and Head-bob

January Challenge 2015

Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

January Lunchtime 2015

Piece of cake

February Challenge 2015

Chef and Strange Formula, Chef and Equality, Let us play with rank list, Chef and Strings, Chef and Chain

March Challenge 2015

Chef and Notebooks, Devu and his Class

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

May Challenge 2015

Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Cake

June Challenge 2015

Chef and Polygons, Chef and Memory Limit, Steady tables, Chef and His Friend

July Challenge 2015

Addition and Multiplication, Bread, MasterChef, Na2a and lucky stone, Chef and Cube

October Challenge 2015

Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle

December Challenge 2015

Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters

February Cook-Off 2015

Fit Squares in Triangle

April Cook-Off 2015

Equality, Version Control System

May Cook-Off 2015

Devu and friendship testing, Devu and decorating birthday cake

June Cook-Off 2015

Strange operations

July Cook-Off 2015

Cops and the Thief Devu, Maximize Disjoint Pair Sum

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

December Cook-Off 2015

Chef and Subarrays, Chef and Queries

April Lunchtime 2015

Tickets

May Lunchtime 2015

Devu and Grapes

July Lunchtime 2015

Greedy puppy, Puppy and game

December Lunchtime 2015

Distinct Codes

April Challenge 2018 Division 1

Count Good Prefixes

Total Problems Solved: 227