Ankit Singla

• Username: 5★black_grape
• 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 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 27

Current Ratings Graph Old Ratings Graph

2108 (+39)RatingProvisional
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April Lunchtime 2020 Division 1(2020-04-25 22:40:00)

Global Rank:   54

Cheated in:   

Ratings System Update

(2020-04-25 22:40:00)

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2108 (-32)RatingProvisional
Rating i Provisional Rating, click to know more

April Lunchtime 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   54

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 (27)

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD, Sherlock and the Grid

December Cook-Off 2014

Good Joke!

May Challenge 2014

Compilers and Parsers, Stone, Chef-jumping

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Garden Game, Chef and Frogs, Chef and Rectangle Genome, Count Substrings, Reach The Point, Dish Owner

August Challenge 2014

Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift

December Challenge 2014

Chef and Apple Trees, XOR with Subset, Alok-nath and His Sanskars, Kali and Devtas

June Lunchtime 2014

The Smallest Pair

July Lunchtime 2014

And Operation

January Challenge 2015

One Dimensional Kingdoms, Gcd Queries, Sereja and Votes, Chef and Stones, Chef and A Large Permutation, Sereja and Number Division 2, Queries on the String

February Challenge 2015

Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

March Challenge 2015

Sign Wave, Devu and his Class, Count Substrings, Chef and Notebooks

April Challenge 2015

Count Sequences, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales

July Challenge 2015

Maximum Difference Walk, Rohith and Circles, Chef and Cube, Na2a and lucky stone, MasterChef, Bread, Sereja and Game 2, Addition and Multiplication

December Challenge 2015

Chef and Filters, Chef and Girls, Oracle Devu and Longest Common Subsequence, Chef and the stones, Chef and cinema, Plane Division

February Cook-Off 2015

Fit Squares in Triangle

May Cook-Off 2015

Devu and friendship testing

June Cook-Off 2015

Strange operations

July Cook-Off 2015

Cops and the Thief Devu, Maximize Disjoint Pair Sum

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Super Numbers, Stacks, Forgotten Language

October Cook-Off 2015

Word Stem, Almost Sorted Permutation

August Lunchtime 2015

Churu and lost string, Minimum Maximum

December Lunchtime 2015

Distinct Codes

June Cook-Off 2016

Sticks, Right Triangle

April Lunchtime 2020 Division 1

Triangle Query, Positive Mex

Total Problems Solved: 154