Amit prajapati

• Username: 4★amitkr100
• Country:  India
• Student/Professional:Student
• Institution:Meghnad Saha Institute of Technology, Kolkata West Bengal, Kolkata
• 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: 33

Current Ratings Graph Old Ratings Graph

1941 (+54)RatingProvisional
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October Challenge 2020 Division 1(2020-10-12 15:00:00)

Global Rank:   154

Cheated in:   

Ratings System Update

(2020-10-12 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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1941 (-180)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   154

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 (33)

December Challenge 2016

Train Partner

December Cook-Off 2016

Chef and Subset

October Challenge 2017

A Balanced Contest, Max Mex

September Cook-Off 2017

Subsequence Equality

October Cook-Off 2017

Chef and Employment Test, Chef and Weird Queries

December Cook-Off 2017

Football Match

October Lunchtime 2017

Buggy Calculator

December Lunchtime 2017

Days in Month, Strange Function

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle

January Cook-Off 2018

Survive in ChocoLand, Multiple of 3

January Lunchtime 2018

Chef and Game with Sequence

February Challenge 2018

Chef And His Characters, Chef And The Patents, Permutation and Palindrome

February Cook-Off 2018

Chef and Cook-Off, Chef and Tuples

March Challenge 2018 DIV 2

Minion Chef and Bananas, Minions and Voting, Chef and Glove, Mix the Colors, Chef and Easy Problem, Pishty and Triangles, A Big Sale

March Cook-off 2018 Division 2

Chef Goes to the Cinema, Chef Restores a Matrix, Chef Judges a Competition

June Cook-Off 2018 Division 2

Archi and Comparsion, Good Permutations

July Cook-Off 2018 Division 2

Encoding Message, OR Matrix

September Mega Cook-Off 2018 Division 2

ATM Machine, Make a Permutation, OneTwo

April Challenge 2018 Division 2

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

June Challenge 2018 Division 2

Binary Shuffle, Naive Chef

July Challenge 2018 Division 2

No Strings Attached, Strike or Spare, No Minimum No Maximum, Magic Set

August Challenge 2018 Division 2

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

September Challenge 2018 Division 2

Sasha and Photos, Magician versus Chef, War of XORs, Chef and Condition Zero (Challenge), Chef and Adventures, Table Game, Bad Shuffle

November Challenge 2018 Division 2

Chef and Ridges, Chef and Happiness, Chef and Difficult Contests, Binary Strings, Magician versus Chef 2, Chef, Primes and Trees (Challenge), Good Median, Appy Loves One

October Challenge 2018 Division 1

Appy and Balloons , Minimize Digitsum

June Lunchtime 2018 Division 2

Counting Pretty Numbers, Summary Power

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

September Lunchtime 2018 Division 2

Judging Delay, Opposite Cites, Chef Restaurant

ALKHWARIZM (Rated)

Help Voldemort

Quick Code (Rated for Division 2)

Immortal Frieza, Majin Vegeta

January Challenge 2019 Division 1

Distinct Pairs, A Pizza Slice, (Challenge) Chef and Matching Game, Partition the Graph, Different Neighbours, Yet Another Problem About Sequences

August Challenge 2020 Division 1

Insanely Hard School Exams, Subsequence Frequency Counting, Smallest KMP, Chef Thanos Wants Perfect Balance, Chef and Wedding Arrangements

October Challenge 2020 Division 1

Inversions, Positive AND, Replace for X, D-Dimensional MST, Adding Squares

Total Problems Solved: 175