Raj Singh

• Username: 1★rajsinghh
• Country:  India
• Student/Professional:Student
• Institution:Raj Kumar Goel Institute of Technology, Ghaziabad Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 5

Current Ratings Graph Old Ratings Graph

1107 (-239)RatingProvisional
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Starters 210 (Rated)(2025-10-29 22:00:06)

Global Rank:   24609

Cheated in:   Cheated in START210D

Ratings System Update

(2025-10-29 22:00:06)

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None(None)

Global Rank:   0

Cheated in:   

Ratings System Update

(None)

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Learning Paths (3)

Linked Lists

44%

Java Problem Solving

23%

Arrays

Completed

Practice Paths (5)

Practice Arrays

16%

500 to 1000 difficulty problems

58%

Arrays, Strings & Sorting

50%

2D Array / Matrices

9%

Practice Java

17%

Contests (5)

Starters 202 (Rated)

Buying Flowers, If Only I Could Read, Two Rolls, Endless Play

Starters 206 (Rated)

Remaining Money, Gladiator Fighting, Prime Sum, Expensive Buying

Starters 208 (Rated)

Spring Cleaning, Sabotage, Alternate Jumps, Cycle and Add

Monday Munch - DSA Challenge 05

Largest Common Element in Two Arrays, Vowels or Not, Merge Overlapping intervals, Count subarrays with given sum, Maximum Score, Count palindromes

Starters 209 (Rated)

Binary Love, Bitcoin Market, Small GCD Sort, Divisible Duel

Starters 210 (Rated)

Delete Sorted Subsequence, Min Modular Subarray, Chocolate Eating, Profits, Notebook Counting, First Element Counting

Total Problems Solved: 419