OIer

• Username: 4★applese
• Country:  China
• Student/Professional:Student
• Institution:Beijing No.8 Middle School
• 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: 11

Current Ratings Graph Old Ratings Graph

1974 (+81)RatingProvisional
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October Challenge 2018 Division 2(2018-10-20 15:00:03)

Global Rank:   1

Cheated in:   

Ratings System Update

(2018-10-20 15:00:03)

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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1974 (+40)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   1

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 (11)

July Challenge 2017

Whats in the Name, Calculator , Chef and Sign Sequences

September Challenge 2017

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

January Challenge 2018

Killing Monsters, K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

February Challenge 2018

Broken Clock, Permutation and Palindrome, Car-pal Tunnel, Chef And The Patents, Chef And His Characters

March Challenge 2018 DIV 1

A Big Sale, Mix the Colors, Chef and Glove, Minion Chef and Bananas

April Challenge 2018 Division 2

Workers, Average of Pairs, Count Good Prefixes, Highway Crossing, Cutting Plants, Vaibhav and Ministers, Chef and Array (Challenge), Weight of Numbers

May Challenge 2018 Division 2

Minimum Deletions

July Challenge 2018 Division 2

Reach Equilibrium, Chef and War with Taran (Challenge), Subway Ride, No Minimum No Maximum, Gears, Magic Set, Strike or Spare, No Strings Attached

August Challenge 2018 Division 2

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

September Challenge 2018 Division 2

Magician versus Chef, War of XORs, Chef and Adventures, Table Game, Bad Shuffle

October Challenge 2018 Division 2

Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard, (Challenge) Chef and Takonemo, Chef and Serves, Byte to Bit, Chef and Circles

Total Problems Solved: 78