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• Username: 5★blackhatinside
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Rourkela Odisha, 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: 20

Current Ratings Graph Old Ratings Graph

2000 (-43)RatingProvisional
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Starters 164 (Rated till 5 stars)(2024-12-11 22:00:00)

Global Rank:   165

Cheated in:   

Ratings System Update

(2024-12-11 22:00:00)

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2043 (-4)RatingProvisional
Rating i Provisional Rating, click to know more

August Lunchtime 2022 Division 1 (Rated)(2022-12-20 00:00:00)

Global Rank:   111

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 (1)

Learn Go

24%

Practice Paths (8)

Practice Strings

9%

1400 to 1600 difficulty problems

4%

Practice Arrays

20%

Heaps

5%

Binary Search

5%

Practice C#

42%

Linked Lists

4%

Practice Python

1%

Contests (20)

July Cook-Off 2021 Division 2

Mod Equality, XOR-ORED

CodeChef Starters 6 Division 3 (Rated)

Three Dices, Cricket Ranking

CodeChef Starters 7 Division 3 (Rated)

Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain

August Challenge 2021 Division 2 (Unrated)

Olympics Ranking, Problem Difficulties

August Cook-Off 2021 Division 2

Different String, Chef and Closure, Equal Difference

August Lunchtime 2021 Division 2

Maximum Length Even Subarray, Programming Languages

October Cook-Off 2021 Division 2

Odd Sum, 01 Subsequence

November Cook-Off 2021 Division 2

Product Pain, Make it Divisible, Missing Sums, Guests like slippers

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, String Game, Partition It, New Piece

FizzBuzz Division 2 (Rated)

Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach, Kingdom Attack

December Cook-Off 2021 Division 1

RGB Construction

CodeChef Starters 22 Division 2 (Rated)

Equal LIS, Merging Binary Strings, An Interesting Sequence, Even Subset Xor

CodeChef Starters 27 Division 2 (Rated)

String Reverse, Distinct Binary Strings, Non Coprime Neighbours, The product mystery

Starters 39 Division 2 (Rated)

Even Subarray XOR, Closest Vowels, Minimize Blocked Roads, Crazy Substrings, Compress the Video

Starters 41 Division 2 (Rated)

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity

Starters 42 Division 2 (Rated)

Maximise Set Bits , Minimum or Maximum, Divisible by 3

Starters 48 Division 2 (Rated)

Strict Permutation, Positive array, Make Palindrome 2, Fill The Grid

Starters 49 Division 2 (Rated)

Students-Far From Hostel, Split The String, High Frequency, Monks, Valid Minimum

Starters 51 Division 2 (Rated)

Chef & Cook Game, Adjacent Xors, Split N, Copy and Paste, Different Medians

August Lunchtime 2022 Division 1 (Rated)

Sort the Array, Tree Coloring, Subtract 12 Operation

Starters 164 (Rated till 5 stars)

Halloween Array

Total Problems Solved: 203