Krishan Malhotra

• Username: 4★krishan_17
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology BHU Varanasi, Uttar Pradesh, India
• 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: 24

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1806 (+26)RatingProvisional
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Starters 103 Division 2 (Rated)(2023-10-11 22:00:02)

Global Rank:   240

Cheated in:   

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(2023-10-11 22:00:02)

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1741 (-4)RatingProvisional
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Starters 69 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   659

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?

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Contests (24)

September Cook-Off 2021 Division 3

Fake GCD, Cars and Bikes, Adjacency Hatred

CodeChef Starters 14 Division 3 (Rated)

Odd GCD, RCB and Playoffs, FIXFIX, Diagonal movement

February Cook-Off 2022 Division 2

Perfect Permutation, Prefix Permutation

CodeChef Starters 30 Division 2 (Rated)

Gift Shop and Coupon, Balanced Reversals

April Lunchtime 2022 Division 2(Rated)

Buckets Full of Candies, Pair Pain, Secret Machine Mania

Starters 40 Division 2 (Unrated)

Max Value of MST, Infinity Staircase, Or Permutation, Good Pairs

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3

Starters 44 Division 2 (Rated)

Triple Xor, Dense Bracket Sequence

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros, Max Shift After XOR, XOR Times 2 Is Sum, Equal by XORing

Starters 50 Division 2 (Rated)

Air Blimp, Permutation GCD, Sum Product Segments, Average Permutation

August Lunchtime 2022 Division 2 (Rated)

Easy Permutation, Array Equality

Starters 60 Division 2 (Rated)

Palindrome Flipping, Yet Another Palindrome Problem, Distinct Numbers

Starters 61 Division 2 (Rated)

Minimise LCS, Subarray Removal

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum, Pythagorean Pair

Starters 63 Division 2 (Rated)

One-XOR Deletions, Make Length 1

Starters 69 Division 2 (Rated)

Akash and Dinner, Distinct Sequence

Starters 72 Division 2 (Rated)

N Triplets

Starters 73 Division 2 (Rated)

Find an integer, Consecutive Xor, Append for OR

Starters 89 Division 2 (Rated)

Subarray Removal, Positive or Negative Subarrays, Plus 2 or Minus 1

Starters 90 Division 2 (Rated)

Crushed Apples and a Balance Scale, Printing Binary Array, Anti Palindrome

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, The Vowel Matrix

Starters 95 Division 2 (Rated)

Transfusion Chain, EVacuate to Moon

Starters 102 Division 2 (Rated)

Parity Permutation, Bit Play, Array Sum

Starters 103 Division 2 (Rated)

Unique xor, Divisible By 8, Dice Number

Total Problems Solved: 88