Harpreet Singh

• Username: 5★harpreet_long
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Ropar Rupnagar, Punjab, 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: 13

Current Ratings Graph Old Ratings Graph

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CodeChef Starters 29 Division 2 (Rated)(2022-03-09 23:00:02)

Global Rank:   12

Cheated in:   

Ratings System Update

(2022-03-09 23:00:02)

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2045 (-77)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 29 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   12

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 (13)

May Challenge 2021 Division 3 (Rated)

Tree House, Valid Paths, Solubility, Golf, Modular Equation, Xor Equality, An Interesting Sequence, Tic Tac Toe

June Lunchtime 2021 Division 2

From Rational to Binary, False Number, Unpleasant Ones

June CodeChef Starters 2021 Division 2 (Unrated)

Total Correct Submissions, Cyclic Quadrilateral

July Challenge 2021 Division 2 (Unrated)

XxOoRr, K Path Query, Optimal Denomination, Chef vs Bharat

July Cook-Off 2021 Division 2

XOR-ORED, Mod Equality

August Challenge 2021 Division 2 (Unrated)

Olympics Ranking, Problem Difficulties, Chef and Bulb Invention, Array Filling, Special Triplets, Geometry 1

August Cook-Off 2021 Division 2

Odd Array, Different String, Chef and Closure, Equal Difference, Clear the Array

CodeChef Starters 9 Division 2 (Unrated)

Fibonacci concatenation, Bus full of passengers, Large Square, Black cells in a chessboard

CodeChef Starters 10 Division 2 (Rated)

Magical Flips, Maximise the Subsequence Sum, Remove One Element

SnackDown 2021 - Online Qualifiers

Lucky Number

CodeChef Starters 12 Division 2 (Unrated)

Make it Divisible

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR

SnackDown 2021 - Online Round 1A

Min Max LCM, Dance Moves, Round Robin Ranks

November Challenge 2021 Division 2 (Unrated)

Wildcard Replacement, Maximise the bridges, Which Fuel is Cheaper, Equal Coins, Weird Palindrome Making, Xor Equation, Hill Sequence

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string, Retrieve back the Array

January Long 2022 - II, Division 2 (Unrated)

Power Sum, Tree Master

Exun 2021-22 Division 2 (Rated)

Vedant and his Hidden Array, Sarthak and his Magic Grid

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Merged LIS

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

February Cook-Off 2022 Division 1

Perfect Permutation, PerMEXuation

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing, Magnet Sort

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

March Long One 2022, Division 1 (Unrated)

MEX on Trees, Exact Marks, Substring of a Substring, Subarray XOR, Akash and Function

CodeChef Starters 29 Division 2 (Rated)

String protocol, Plusle and Minun on Array, Increase 2 consecutive characters, Decomposition Reaction, Max Heat

March Cook-Off 2022 Division 2

Fixed Weight, Janmansh at Fruit Market, Equal Mex Splitting, Alternating Divisibility

Total Problems Solved: 104