Black Cipher

• Username: 1★naman739813923
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 17

Current Ratings Graph Old Ratings Graph

1048 (-275)RatingProvisional
Rating i Provisional Rating, click to know more

August Lunchtime 2022 Division 4 (Rated)(2022-08-22 23:00:06)

Global Rank:   13195

Cheated in:   Plagiarised in LTIME111D

Ratings System Update

(2022-08-22 23:00:06)

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?

1048 (+22)RatingProvisional
Rating i Provisional Rating, click to know more

August Lunchtime 2022 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   13195

Cheated in:   Plagiarised in LTIME111D

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)

None

Practice Paths (0)

None

Contests (17)

SnackDown 2021 - Online Qualifiers

Maximum Number Of Distinct Elements, Lucky Number

October Challenge 2021 Division 3 (Rated)

Longest AND Subarray, MEX-OR, Three Boxes, Which Mixture

October Lunchtime 2021 Division 3

Alternating Work Days, Exactly N plus 1 Values, Problem Category

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement

November Challenge 2021 Division 3 (Rated)

Which Fuel is Cheaper, Maximise the bridges, Equal Coins, Hill Sequence, Weird Palindrome Making

November Cook-Off 2021 Division 2

Missing Sums

CodeChef Starters 20 Division 2 (Unrated)

Stable Sequence

C.O.D.E.R.S Division 3 (Rated)

The One On The Last Night

December Challenge 2021 Division 3 (Rated)

Increasing String , Check Mate, Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Utkarsh and Placement tests

December Lunchtime 2021 Division 3

Chef Loves 1010, Maximum Trio

CodeChef Starters 22 Division 2 (Rated)

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

Infinity 2k21 Division 2 (Rated)

Marbles

Code Drive Division 3 (Rated)

Again XOR problem, Game between friends, Count Number of Peaks, Favourite String of Chef

January Long 2022 - II, Division 2 (Unrated)

Power Sum, Crying Colours

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Merged LIS

CodeChef Starters 29 Division 4 (Rated)

Fill the Bucket, Bomb the base, Tyre problem, String protocol

July Lunchtime 2022 Division 4 (Rated)

Interior Design, The Last Levels, Easy Pronunciation, Yet Another Palindrome Making Problem, True and False Paper

Starters 52 Division 4 (Rated)

AI Analysing Code, Minimum Sum, WA Test Cases, Air Conditioner Temperature

August Lunchtime 2022 Division 4 (Rated)

Candy Distribution, Subtract 12 Operation

Total Problems Solved: 61