Apurva Singh

• Username: 4★avrupa
• 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: 32

Current Ratings Graph Old Ratings Graph

1931 (+36)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2017(2017-12-11 15:00:00)

Global Rank:   464

Cheated in:   

Ratings System Update

(2017-12-11 15:00:00)

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?

1931 (-6)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2017(2022-12-20 00:00:00)

Global Rank:   464

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)

None

Practice Paths (0)

None

Contests (32)

February Challenge 2015

Let us play with rank list, Chef and Chain

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

June Challenge 2015

Chef and Memory Limit

July Challenge 2015

Bread, Chef and Cube

August Challenge 2015

Gravity Guy

September Challenge 2015

Count Steps in Matrix

October Challenge 2015

Time measure, Spheres, Who dares to be a millionaire, Count Subarrays

February Cook-Off 2015

Fit Squares in Triangle

May Cook-Off 2015

Devu and friendship testing

August Cook-Off 2015

Chef and the Wildcard Matching

August Lunchtime 2015

Minimum Maximum

February Challenge 2016

Chef-Detective

June Challenge 2016

Chef And Binary Operation, Devu and an Array, Chef And The Hiring Event

July Challenge 2016

Andrash and Stipendium, Chef and Segments, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity, Scheduling jobs on a cluster

August Challenge 2016

Chef and Round Run, Chef and Chocolate, Chef and Circle Run

September Challenge 2016

Chef and Friends, Dividing Machine, Chef and Matrix Division, Chef and digits of a number, Faded Palindromes, Chef and calculation

October Challenge 2016

Chef and Two String, Chef and Three Dogs, Fenwick Iterations, Chef and Keyboard, Big Queries, Sereja and Progressions

December Challenge 2016

Train Partner, Kth Max Subarray, Kirito in labyrinth, Edit Distance Revisited, Roses for Alexey, Our Base is Under Attack, Bear and Three Colours

June Cook-Off 2016

Sticks, Right Triangle

July Cook-Off 2016

Chef and Numbers

October Cook-Off 2016

Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network

December Cook-Off 2016

Chef and Subset

June Lunchtime 2016

Collisions, One more weird game

July Lunchtime 2016

Drumpf for President!, Lumpy - The Bus Driver

January Challenge 2017

Tourists in Mancunia, Cats and Dogs, Capital Movement, Reservior

March Challenge 2017

Cooking Schedule, Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

January Lunchtime 2017

Sealing up, Nothing in Common

August Long Challenge 2017

Greedy Candidates, Palindromic Game, Chef and Mover, Chef and Rainbow Array

September Challenge 2017

Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums

December Challenge 2017

Chef and Universe, Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays

Total Problems Solved: 199