Hiren Vaghela

• Username: 6★hiren_vaghela
• Country:  India
• Student/Professional:Student
• Institution:Dhirubhai Ambani Institute of Information and Communication Technology, Gandhinagar Gujarat, 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: 12

Current Ratings Graph Old Ratings Graph

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April Challenge 2018 Division 1(2018-04-17 15:00:00)

Global Rank:   61

Cheated in:   

Ratings System Update

(2018-04-17 15:00:00)

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2286 (+39)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2018 Division 1(2022-12-20 00:00:00)

Global Rank:   61

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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Contests (12)

May Challenge 2017

Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences, Chef and Sub Array

June Challenge 2017

Chef and Prime Queries, A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Calculator , IPC Trainers, Whats in the Name, Tree Expectancy, Pishty and tree, Chef and Sign Sequences

August Long Challenge 2017

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Palindromic Game, Greedy Candidates, Strings and Graphs

September Challenge 2017

Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Weasel does Xor on Tree, Fill The Matrix, Little Chef and Sums

November Challenge 2017

Periodic Palindrome Construction, Villages and Tribes, Chef and Subarray Queries, Chef Hates Palindromes, Chef goes Left Right Left

December Challenge 2017

Chef and Universe, Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Red and blue points, Chef and Hamming Distance of arrays

August Lunchtime 2017

Mathison and pangrams, Mathison and the Dynamo shuffle

January Challenge 2018

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

February Challenge 2018

Broken Clock, Permutation and Palindrome, (Challenge) Biased Committee, Car-pal Tunnel, Points Inside A Polygon, Chef and odd queries, Chef And The Patents, Chef And His Characters

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting

April Challenge 2018 Division 1

Chef and Array (Challenge), Vaibhav and Ministers, Cutting Plants, Highway Crossing, Chef and Same Old Recurrence, Count Good Prefixes

Total Problems Solved: 157