Shivam Singh

• Username: 4★cr_7777
• Country:  India
• Student/Professional:Student
• Institution:Army Institute of Technology Pune, Maharashtra, India
• 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: 18

Current Ratings Graph Old Ratings Graph

1968 (+40)RatingProvisional
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CodeChef Starters 31 Division 2 (Rated)(2022-03-23 23:00:02)

Global Rank:   188

Cheated in:   

Ratings System Update

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

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1968 (-143)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 31 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   188

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 (18)

October Challenge 2020 Division 2

Replace for X

March CodeChef Starters 2021 Division 3 (Rated)

Point Grid, College Life 5, Nobel Prize, Possible Victory

April Challenge 2021 Division 3

Worthy Matrix, Chef and Dice, Valid Pair, World Record, Strong Language

International Coding Marathon 2021 Division 3 (Rated)

Suffix Sort, Lucky Boundaries

April Lunchtime 2021 Division 2

Bench Press, Array Rotation, Chef in Heaven

May Cook-Off 2021 Division 2

Chef and Subarrays

CodeChef Starters 22 Division 2 (Rated)

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

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Merged LIS

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros

CodeChef Starters 24 Division 2 (Rated)

Yet Another Constructive Problem, Divisors and Reciprocals, Anti Palindrome, Avoid Contact

February Cook-Off 2022 Division 2

Perfect Permutation, PerMEXuation , Prefix Permutation

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 2 (Unrated)

Subarray XOR, MEX on Trees

CodeChef Starters 29 Division 2 (Rated)

Max Heat, Increase 2 consecutive characters, String protocol

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Maximizing LIS, Gift Shop and Coupon, Balanced Reversals

March Cook-Off 2022 Division 2

Janmansh at Fruit Market

CodeChef Starters 31 Division 2 (Rated)

XOR and AND, Alternating String, Sign Moves, Mexy Array, The Unchanging OR

March Lunchtime 2022 Division 2

Sad Splits, Winter, Adjacency Love, Separate Them All

Total Problems Solved: 80