Rohit Kumar Jha

• Username: 5★coder_r
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, India
• 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: 29

Current Ratings Graph Old Ratings Graph

2000 (-5)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2016(2016-07-25 00:00:00)

Global Rank:   322

Cheated in:   

Ratings System Update

(2016-07-25 00:00:00)

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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2000 (+9)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2016(2022-12-20 00:00:00)

Global Rank:   322

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 (29)

November Challenge 2013

Uncle Johny

December Challenge 2013

Funny Marbles, Magic Pairs

January Challenge 2014

Please like me, Chef and Feedback

March Cook-Off 2014

Dividing Stamps

May Cook-Off 2014

Divide the Cake, Ups and Downs

June Cook-Off 2014

Counting Flags, Painting

July Cook-Off 2014

Copy-Paste, Sum Queries

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD

December Cook-Off 2014

Matrix Again, Good Joke!

February Challenge 2014

Longest Common Pattern, Little Elephant and Subarrays

March Challenge 2014

Little Chef and Numbers, Walk, Team Split

April Challenge 2014

Counting Matrices, Farmer Feb, Chef and Digits, Shortest Path in Binary Trees

May Challenge 2014

Compilers and Parsers, Chef-jumping, Stone

June Challenge 2014

Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Dish Owner, Reach The Point, Count Substrings, Chef and Frogs, Chef and Rectangle Genome, Garden Game

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, The Spelling Problem

May Lunchtime 2014

Approximately II

January Challenge 2015

Sereja and Number Division 2, Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

October Challenge 2015

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

February Cook-Off 2015

Fit Squares in Triangle

April Cook-Off 2015

Equality, Version Control System

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Stacks, Forgotten Language

October Cook-Off 2015

Word Stem, Almost Sorted Permutation

July Lunchtime 2015

Greedy puppy, Puppy and game

March Cook-Off 2016

Digital clock, Dual Nim, Alternating subarray prefix

July Cook-Off 2016

Chef and Proportion, Chef and Numbers

Total Problems Solved: 192