Ankur Ojha

• Username: 4★ankur314
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, 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: 38

Current Ratings Graph Old Ratings Graph

1869 (+28)RatingProvisional
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November Lunchtime 2020 Division 1(2020-11-28 22:30:00)

Global Rank:   124

Cheated in:   

Ratings System Update

(2020-11-28 22:30:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1869 (-158)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   124

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 (38)

January Challenge 2018

Rectangle, Maximum Score

March Challenge 2018 DIV 2

Chef and Glove, A Big Sale

March Cook-off 2018 Division 2

Chef Judges a Competition

May Cook-off 2018 Division 2

Secret Recipe

June Cook-Off 2018 Division 2

Archi and Comparsion, Good Permutations

July Cook-Off 2018 Division 1

OR Matrix

May Lunchtime 2018 Division 2

Trace of Matrix

April Challenge 2018 Division 2

Weight of Numbers, Count Good Prefixes, Average of Pairs, Workers

May Challenge 2018 Division 2

Mighty Friend, Minimum Deletions, Xor Again

June Challenge 2018 Division 2

Naive Chef

July Challenge 2018 Division 2

No Strings Attached, Strike or Spare, Reach Equilibrium, Magic Set

August Challenge 2018 Division 2

Modular GCD, Problem Sort, Sheokand and Number, Spell Bob

November Challenge 2018 Division 1

Magician versus Chef 2, Chef, Primes and Trees (Challenge), Good Median, Appy Loves One

October Challenge 2018 Division 1

Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard

June Lunchtime 2018 Division 2

Summary Power, Counting Pretty Numbers

July Lunchtime 2018 Division 2

Split Stones

August Lunchtime 2018 Division 1

Chef and Eid

ProCon 2018 (Rated for all)

Kill them with your success, The Great Run

February Challenge 2019 Division 1

Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance

March Lunchtime 2019 Division 1

Corrupted Seven-Segment Display

May Cook-Off 2019 Division 1

Misha and Nice Sets

June Challenge 2019 Division 1

Chef and Ingredients, (Challenge) SnackDown 99, Sum and GCD, Lent Money

June Cook-Off 2019 Division 1

Ants and Anteaters, Drink Slush

June Lunchtime 2019 Division 1

Igzi and Burly Array

September Lunchtime 2019 Division 1

All Substrings, Find the Sum

October Challenge 2019 Division 1

Even Edges, (Challenge) Maximizing LIS, Chef and Maximum Star Value, Array Modification

December Lunchtime 2019 Division 1

The Evil Professor, Guess the number

December Challenge 2019 Division 1

Binary XOR

May Cook-Off 2020 Division 1

Roads in Chefland

May Lunchtime 2020 Division 1

Convert the String

July Cook-Off 2020 Division 1

OR-thodox Distinction, Even-tual Reduction

August Cook-Off 2020 Division 1

Polygon Relationship

August Lunchtime 2020 Division 1

Game on a Strip, Alien Invasion

June Lunchtime 2020 Division 1

Maximum AND, Gold Mining

November Lunchtime 2020 Division 1

Gasoline

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

Total Problems Solved: 131