Ezreal-dn

• Username: 5★ezreal
• Country:  China
• Student/Professional:Student
• Institution:Yali Middle School, China
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 16

Current Ratings Graph Old Ratings Graph

2176 (-21)RatingProvisional
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July Challenge 2015(2015-07-13 15:00:00)

Global Rank:   440

Cheated in:   

Ratings System Update

(2015-07-13 15:00:00)

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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2176 (+134)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2015(2022-12-20 00:00:00)

Global Rank:   440

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 (16)

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD, Subarray LCM, Sherlock and the Grid

October Cook-Off 2014

The Army, Walk on the Axis, Mahesh and his lost array

April Challenge 2014

Farmer Feb

May Challenge 2014

Stone, Chef and Strange Matrix, Chef-jumping, Compilers and Parsers

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

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

August Challenge 2014

Chef and Gift, The Leaking Robot, Little Elephant and T-Shirts, Mountain Holidays 2

September Challenge 2014

Chef and Rainbow Array - 2, Chef and Swaps, Chef and Left-Right, Chef and sequence, Fun with Rotation, Flooring, Factorisation

October Challenge 2014

Chef and Painting, DevuLand, Dinosaurs and Laddus, Magical Girl and Colored Liquid Potions, Chef and Square, Chef and Ground, Remy paints the fence

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome

December Challenge 2014

Chef and Apple Trees, XOR with Subset, Sereja and GCD, Alok-nath and His Sanskars, Divide or die, Chef and Bracket-Pairs, Chef Under Pressure, Kali and Devtas

January Challenge 2015

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

March Challenge 2015

Sign Wave, Matrix, Devu and his Class, Chef and Problems, Chef and Notebooks, Count Substrings, Sereja and Random Array

April Challenge 2015

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

May Challenge 2015

Devu and his three Hands, Chef and Cake, Chef and new recipe, Set Difference , Chef and Prime Divisors, Devu and binary String

July Challenge 2015

Addition and Multiplication, Bread, MasterChef, Na2a and lucky stone, Chef and Cube

Total Problems Solved: 134