Narendran

• Username: 3★naren65
• Country:  India
• Student/Professional:Professional
• Organisation:Amazon
• 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

1707 (-22)RatingProvisional
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April Challenge 2015(2015-04-13 15:00:00)

Global Rank:   3289

Cheated in:   

Ratings System Update

(2015-04-13 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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1707 (+123)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   3289

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 (32)

December Cook-Off

Ciel and A-B Problem

February 2012 Challenge

Lucky Long, Word Counting

December Challenge 2012

Granama Recipes, Magic Rankings

June Challenge 2013

Predictopus, Lapindromes

July Cook-off 2013

Chopsticks

August Challenge 2013

Splitting Candies

December Challenge 2013

Magic Pairs

May Cook-Off 2014

Ups and Downs, Divide the Cake

June Cook-Off 2014

Counting Flags, Painting

July Cook-Off 2014

Copy-Paste, Sum Queries

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD

October Cook-Off 2014

The Army, Walk on the Axis

November Cook-Off 2014

Brackets

December Cook-Off 2014

Good Joke!

May Challenge 2014

Compilers and Parsers, Chef-jumping, Stone

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

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

August Challenge 2014

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

September Challenge 2014

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

October Challenge 2014

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

November Challenge 2014

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

December Challenge 2014

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

September Lunchtime 2014

Chef and easy problem

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, Let us play with rank list, Chef and Equality

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Chef and Interview, Broken Telephone, Division of Lands

Total Problems Solved: 86