Saurabh Singh

• Username: 2★zoro_xd
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Una
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 38

Current Ratings Graph Old Ratings Graph

1588 (+15)RatingProvisional
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Starters 95 Division 3 (Rated)(2023-06-21 22:00:04)

Global Rank:   951

Cheated in:   

Ratings System Update

(2023-06-21 22:00:04)

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1575 (+6)RatingProvisional
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Starters 66 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1219

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 (38)

January Lunchtime 2022 Division 3

Subarray permutations, Prefix Zeros, Chef and Subset Additions, Chef and Lockout Draws

CodeChef Starters 24 Division 3 (Rated)

Anti Palindrome, Avoid Contact, Badminton Serves, Divisors and Reciprocals, Yet Another Constructive Problem, EVM Hacking

February Cook-Off 2022 Division 2

Perfect Permutation, PerMEXuation , Prefix Permutation

February Long 2022 - II, Division 2 (Unrated)

Xor Palindrome

CodeChef Starters 27 Division 2 (Rated)

String Reverse, Distinct Binary Strings, The product mystery

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

CodeChef Starters 29 Division 2 (Rated)

String protocol, Plusle and Minun on Array, Decomposition Reaction

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

March Cook-Off 2022 Division 2

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

CodeChef Starters 31 Division 2 (Rated)

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

March Lunchtime 2022 Division 2

Sad Splits, Adjacency Love

CodeChef Starters 32 Division 2 (Rated)

Maximize the Minimum, Finding Shoes, Flip Sorting

CodeChef Starters 33 Division 3 (Rated)

Minimum Cars required, Non Adjacent Flips, Make Them Equal

April Long One 2022, Division 3 (Rated)

Dazzling GCD Pair, Prime Sum, Dazzling AXNODR Challenge , The Cooler Dilemma 2

April Lunchtime 2022 Division 3(Rated)

Mario and Bullet, Pair Pain, Palindrome Pain

Starters 35 Division 3 (Rated)

Dark Light, Police and Thief

July Cook-Off 2022 Division 3 (Rated)

Permutation And Median, K-MEX, Xor Permutation, High Accuracy

Starters 41 Division 3 (Rated)

Equal Integers, Path Parity, Determine the Winner

June Cook-Off 2022 Division 3 (Rated)

Simple XOR, Break the Stick, First and Last

Starters 42 Division 3 (Rated)

Minimum or Maximum, Minimum number of Flips

June Long One 2022 Division 3 (Rated)

Expected move, Reduce to zero, Subscriptions, Divisible by i , Possible GCD, Alternate Additions, Equal Strings

Starters 44 Division 3 (Rated)

Jogging

Starters 43 Division 3 (Rated)

The Optimal Pairs, DNA Storage, Distinct Palindrome, Joining Date

June Lunchtime 2022 Division 3 (Rated)

Zero Ones Equal One Zeros, Too many Floors

June Long Two 2022 Division 3 (Rated)

Count the ACs, Make all equal using Pairs, AP Grid, Complementary Strand in a DNA, Reversal Sorting, Fitness, Strong Elements

Starters 45 Division 3 (Rated)

Even Equal Odd, Chef and his Apps, Retrieve the Array, Adjacent Sum Parity, Change Row and Column Both

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Yet Another Palindrome Making Problem, Maximum Median Matching

August Lunchtime 2022 Division 2 (Rated)

Easy Permutation, Array Equality

Starters 54 Division 2 (Unrated)

Equal Distinct

Starters 61 Division 2 (Rated)

Minimise LCS

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum

Starters 64 Division 2 (Rated)

Luigi and Uniformity

Starters 70 Division 3 (Rated)

Cost of Groceries, Minimum distance between 1s, Prime Reversal

Starters 72 Division 3 (Rated)

Indivisible, Apples and oranges, N Triplets

February Cook-Off 2023 Division 2 (Rated)

Take Not Less, Permutation and Modulus

Starters 81 Division 2 (Unrated)

Distinct Matrix, Divide Pages

Starters 89 Division 2 (Rated)

Plus 2 or Minus 1

Starters 95 Division 3 (Rated)

Alt-Tab, Transfusion Chain, EVacuate to Moon

Total Problems Solved: 134