Siddharth Singh

• Username: 3★stryder_2000
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhas University of Technology Dwarka, Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 25

Current Ratings Graph Old Ratings Graph

1636 (+10)RatingProvisional
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Starters 147 Division 2 (Rated till 5 stars)(2024-08-14 22:00:02)

Global Rank:   1322

Cheated in:   

Ratings System Update

(2024-08-14 22:00:02)

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1476 (-14)RatingProvisional
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July Cook-Off 2022 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1462

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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Practice Paths (0)

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Contests (25)

October Challenge 2019 Division 2

Phone Prices

December Challenge 2019 Division 2

That Is My Score!

May Lunchtime 2020 Division 2

Lost Weekends

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef and Linear Chess, Chef and Wedding Arrangements, Smallest KMP, Another Card Game Problem, Chef Wars - Return of the Jedi

September Challenge 2020 Division 2

A Problem on Sticks

July Lunchtime 2020 Division 2

Chef and Steps

August Lunchtime 2020 Division 2

Mode of Frequencies

June Cook-Off 2020 Division 2

Cache Hits

January Challenge 2021 Division 2

Fair Elections

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Minimum Attendance Requirement

December Lunchtime 2020 Division 2 (Unrated)

Three Letters, Sed Sequences

January Lunchtime 2021 Division 2 (Unrated)

Even Sum, Even Differences, Binary Subsequence

November Cook-Off 2020 Division 2

Flip the String, Chef and IPC Certificates

January Cook-Off 2021 Division 3

Distinct Pair Sums, Password

May Challenge 2021 Division 2 (Rated)

Xor Equality

July Cook-Off 2022 Division 3 (Rated)

High Accuracy

Starters 109 Division 3 (Rated)

Minimum XOR, Best of N Sets, Worth of a Video

Starters 110 Divison 3 (Rated)

Water Park, Airlines,  Am I Lucky!

Starters 114 Division 3 (Rated)

Painting Walls, Christmas Candy, Rock-Paper-Scissors

Starters 133 Division 3 (Rated)

Legs on a Farm, Maximum Alternating Sum

Starters 134 Division 3 (Rated)

Origin, Money Double, Rock Paper Scissors

Starters 146 Division 3 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament, No Winner

Starters 147 Division 2 (Rated till 5 stars)

Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101

Total Problems Solved: 94