Rohan Gupta

• Username: 1★useless_life
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology (Indian School of Mines) Dhanbad
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 22

Current Ratings Graph Old Ratings Graph

1265 (-272)RatingProvisional
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Starters 103 Division 3 (Rated)(2023-10-11 22:00:04)

Global Rank:   2929

Cheated in:   Cheated in START103C

Ratings System Update

(2023-10-11 22:00:04)

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1361 (+0)RatingProvisional
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Starters 69 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   2722

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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Contests (22)

Starters 49 Division 4 (Rated)

Maximise the Tastiness, Is it hot or cold

August Lunchtime 2022 Division 4 (Rated)

Candy Distribution, Equalizing Numbers, Easy Permutation, Height of Rationals, Test Averages

Starters 54 Division 4 (Rated)

Number of Credits, Ticket Fine

Starters 59 Division 4 (Rated)

Chef and Happy String , Audible Range, Speciality

Starters 60 Division 4 (Rated)

Expert Setter, Tax in Chefland, Paper Cutting, Palindrome Flipping, Card Removal

Starters 61 Division 4 (Rated)

Odd Sum Pair, Different Consecutive Characters , Reach on Time

Starters 62 Division 4 (Rated)

Final Sum, X Jumps, Max minus Min, Test Score

Starters 64 Division 4 (Rated)

Mario and the Broken String, Distinct Colors, Water Consumption

Starters 69 Division 4 (Rated)

Rain in Chefland, Convert to permutation, Scalene Triangle

Starters 70 Division 4 (Rated)

Kitchen Timings, Spice Level, Cost of Groceries, Minimum distance between 1s, Prime Reversal

December Long 2022 Division 4 (Rated)

Maximise XOR, Reach fast, Good Investment or Not, Divisible by K

February Cook-Off 2023 Division 3 (Rated)

Bi_lindrome!, Permutation and Modulus, Netflix

Starters 77 Division 4 (Rated)

Tekken, Tom and Jerry Chase, Codechef Airlines

Starters 80 Division 3 (Rated)

Running Comparison, Equal Elements, Single-use Attack, Prefix Permutation

Starters 81 Division 3 (Unrated)

Maximum Capacity

Starters 84 Division 3 (Rated)

Max count of 1, Elections in Chefland, Max Binary, Chef And Adjacent Sums, Melt Gold

Starters 90 Division 3 (Rated)

Crushed Apples and a Balance Scale, Printing Binary Array, AP Free Sequences

Starters 92 Division 3 (Rated)

Dotify Playlist, Water Filling

Starters 93 Division 3 (Rated)

Break Free, 7 Rings, Problem

Starters 96 Division 3 (Rated)

Bells of Pilgrimage, Weeding, Remove Multiples, Swap the numbers

Starters 98 Division 3 (Rated)

FIND A and B

Starters 100 Division 3 (Rated)

Stamps 100, Trade Surplus, Chocolate Distribution

Starters 103 Division 3 (Rated)

Sunday Brunch, Divisible By 8, Dice Number

Total Problems Solved: 285