Vivek Singh

• Username: 2★vivalgo
• Country:  India
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 29

Current Ratings Graph Old Ratings Graph

1554 (+42)RatingProvisional
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March Challenge 2016(2016-03-15 15:00:00)

Global Rank:   536

Cheated in:   

Ratings System Update

(2016-03-15 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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1554 (-87)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2016(2022-12-20 00:00:00)

Global Rank:   536

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 (29)

August Challenge 2013

Splitting Candies

August Cook-Off 2013

Chef and The Right Triangles

October Challenge 2013

Helping Lira, Maxim and Dividers

November Challenge 2013

Superpowers of 2, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Funny Marbles, Magic Pairs

January Challenge 2014

Sereja and Graph, Bon Appetit, Please like me, Chef and Feedback

November Cook-Off 2014

Brackets, Petersen Graph

February Challenge 2014

Little Elephant and Subarrays, Longest Common Pattern, Make Him Happy

March Challenge 2014

Walk, Little Chef and Numbers, Mike and Stamps, Team Split

April Challenge 2014

Shortest Path in Binary Trees, Divide the Tangerine, Chef and Digits, Farmer Feb, Counting Matrices

May Challenge 2014

Compilers and Parsers, Chef-jumping, Stone

June Challenge 2014

Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

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

August Challenge 2014

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

September Challenge 2014

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

October Challenge 2014

Chef and Ground, DevuLand, Dinosaurs and Laddus, Magical Girl and Colored Liquid Potions, Chef and Square, 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

July Lunchtime 2014

And Operation, Shift The String

January Challenge 2015

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

March Challenge 2015

Devu and his Class, Sign Wave, Chef and Notebooks, Count Substrings

September Challenge 2015

Count Steps in Matrix

February Cook-Off 2015

Fit Squares in Triangle

February Challenge 2016

Chef and Strange Operations, Devu and a light discussion, Chef-Detective

March Challenge 2016

Palindromic substrings, maximize the sum, Chef And Special Dishes

Total Problems Solved: 99