RAHUL

• Username: 3★rahul_topcoder
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, 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: 23

Current Ratings Graph Old Ratings Graph

1695 (+11)RatingProvisional
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Starters 183 (Rated)(2025-04-23 22:00:02)

Global Rank:   617

Cheated in:   

Ratings System Update

(2025-04-23 22:00:02)

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972? (+22)RatingProvisional
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July Long One 2022 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   8281

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

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Learning Paths (0)

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Practice Paths (0)

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Contests (23)

Starters 45 Division 4 (Rated)

Change Row and Column Both, Best of Two

July Long One 2022 Division 4 (Rated)

Bidding, Pass the Exam, Chef and Candies

Starters 75 Division 4 (Rated)

Prefix Ones, Two Ranges, Saving Taxes, Profit Increment

February Cook-Off 2023 Division 4 (Rated)

Battery Health, Take Not Less, Bi_lindrome!, Permutation and Modulus, Netflix

Starters 77 Division 4 (Rated)

Concat Palindrome, Three Numbers, Codechef Airlines, Tekken, Tom and Jerry Chase

Starters 78 Division 3 (Rated)

Valid Expression, Passing Marks

Starters 79 Division 3 (Rated)

One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums, Better Deal

Starters 80 Division 3 (Rated)

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

Starters 82 Division 2 (Rated)

Make A-B Same, Difference Matrix, MIN To MAX

Starters 84 Division 2 (Rated)

Chef And Adjacent Sums, Max count of 1, Digit Operation, Max Binary

Starters 85 Division 2 (Rated)

Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium

Starters 86 Division 2 (Rated)

String Game , Largest Y, Maximise Score

Starters 87 Division 2 (Rated)

Existence, AB plus C

Starters 83 Division 2 (Rated)

Construct String, Order by XOR

Starters 88 Division 2 (Rated)

Unstable Subarray

Starters 89 Division 2 (Rated)

Plus 2 or Minus 1, Positive or Negative Subarrays

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Blobby Volley Scores, Chef Odd

Starters 92 Division 2 (Rated)

Rectangular Tiling, Distance Coloring, Dotify Playlist

Starters 93 Division 2 (Rated)

Problem

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, The Vowel Matrix

Starters 97 Division 2 (Rated)

Schrodinger Smiley

Starters 169 (Rated)

Hamming equivalent, Make K Most Frequent

Starters 183 (Rated)

S to T, Larger Smaller, Max Triangle

Total Problems Solved: 83