Charugundla Chethan

• Username: 4★chethan58
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Kanpur
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 28

Current Ratings Graph Old Ratings Graph

1952 (+50)RatingProvisional
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Starters 165 (Rated)(2024-12-18 22:00:02)

Global Rank:   61

Cheated in:   

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(2024-12-18 22:00:02)

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1682 (+66)RatingProvisional
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Starters 53 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   61

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

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Learning Paths (0)

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Contests (28)

May Lunchtime 2022 Division 4 (Rated)

Bucket and Water Flow , Apples and Oranges, How many unattempted problems, Problems in your to-do list

Starters 39 Division 4 (Rated)

Compress the Video, Closest Vowels, Recent contest problems, My very 1st contest!, A or B, Chess Ratings

May Long Two 2022 Division 4 (Rated)

Practice makes us perfect, Xor Palindrome, Score High, Total Prize Money, Make them Zero, Degree of Polynomial

Starters 40 Division 4 (Unrated)

Difficulty Rating Order, Infinity Staircase, Doubt Support Availability, Whatsapp Messages, Take discount or Not

Starters 41 Division 4 (Rated)

Equal Integers, Chef and Brain Speed, Chef and Chocolates, Is this priority or parity!, Path Parity, Determine the Winner

Starters 52 Division 3 (Rated)

Minimum Sum, WA Test Cases, Air Conditioner Temperature, K-Flip

Starters 53 Division 3 (Rated)

Black&White Ring Game, Odd Pairs, Make A and B equal, Queen Blocks, Weights

December Long 2022 Division 2 (Unrated)

Sum of Cube

Starters 72 Division 2 (Rated)

N Triplets, No sequence

Starters 74 Division 2 (Rated)

Lcm hates Gcd, Odd Even Binary String

Starters 98 Division 2 (Rated)

3-Blast Palindrome, Airport Management, Ball Distribution

Starters 106 Division 2 (Rated)

Playing with OR, Save People, Guess the winner!, Count Possibilities

Starters 112 Division 2 (Rated)

Cursed Indices, 3 Logicians Walk into a Bar, Max Nutrition

Starters 113 Division 2 (Rated)

Minimise Maximum Subarray Sum, Make All Equal, Maximum Score , Sum Neq

Starters 115 Division 2 (Rated)

Greedy LIS Algorithm, Binary Grid Forces, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree

Starters 116 Division 2 (Rated)

ORST , Access Control

Starters 117 Division 2 (Rated)

Equality Etiquette, Not Prime Permutation, Spell Shortening

Starters 118 Division 2 (Rated)

Subset GCD, Join States, Is it uniquely decodable, Xorry 2, Xorry 1

Starters 119 Division 2 (Rated)

Cookie Day, Another Good String , K Odd Sum, Unalike Gcd & Lcm

Starters 120 Division 2 (Rated)

Find Permutation , Construct Permutation, Count Subarrays, Count Arrays, Sub or Swp

Starters 123 Division 1 (Rated till 6-Stars)

Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II

Starters 125 Division 1 (Rated till 6-Stars)

Bucket Game, Binary Minimal

Starters127 Division 1

Anti-Triangle

Starters 133 Division 2 (Rated)

ABC Conjecture 3, Powered Parameters, Maximum Alternating Sum, Too Far For Comfort (Easy Version)

Starters 137 Division 1 (Rated till 5-Stars)

Double Trouble

Starters 146 Division 1 (Rated till 5 stars)

Bouncing Ball, Permutation Construction

Starters 158 (Rated)

Largest Subsequence, XOR Smaller, Buying Game, Multiply 2 to Minimize

Starters 159 (Rated)

Chess Colouring, Elections

Starters 164 (Rated)

Halloween Array, Swap and Flip

Starters 165 (Rated)

Reverse and Alternate, A to B, Stable Array, Bulk Discount

Total Problems Solved: 163