Prateek kumar Singh

• Username: 2★pkrobo19
• Country:  India
• Student/Professional:Student
• Institution:Institute of Engineering and Technology, Lucknow Uttar Pradesh, 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: 27

Current Ratings Graph Old Ratings Graph

1526 (-28)RatingProvisional
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Starters 45 Division 2 (Rated)(2022-06-29 23:00:02)

Global Rank:   2083

Cheated in:   

Ratings System Update

(2022-06-29 23:00:02)

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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1526 (-56)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 45 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   2083

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 (27)

December Lunchtime 2019 Division 2

Check Algorithm

February Challenge 2020 Division 2

School of Geometry, Hard Cash

March Challenge 2020 Division 2

Pintu and Fruits

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

May Cook-Off 2020 Division 2

Chef and Recipe

April Lunchtime 2020 Division 2

Another Birthday Present!, Chef in Fantasy League

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

UWCOI 2020 (Rated for all)

Button Pairs, Find maximum in an Array

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

September Challenge 2020 Division 2

A Problem on Sticks

August Cook-Off 2020 Division 2

Polygon Relationship, Chef and Work

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

April Challenge 2021 Division 3

Chef and Dice, Valid Pair, World Record, Strong Language

May Cook-Off 2021 Division 3

Vaccine Drive, Marathon

May Challenge 2021 Division 3 (Rated)

Xor Equality, Solubility, Golf

June Challenge 2021 Division 3 (Rated)

Bella ciao, Summer Heat

June Cook-Off 2021 Division 3

ICPC Balloons, Chefland Visa, The Wave

June Lunchtime 2021 Division 3

False Number, HTML Tags, Richie Rich

June CodeChef Starters 2021 Division 3 (Rated)

Total Correct Submissions, Chess Match, Cyclic Quadrilateral

July Challenge 2021 Division 3 (Rated)

Relativity, Maximum Production, XxOoRr, Optimal Denomination

CodeChef Starters 7 Division 3 (Rated)

Maximum Array Xor, Chess Format, Food Chain

November Challenge 2021 Division 3 (Rated)

Which Fuel is Cheaper, Maximise the bridges, Equal Coins, Hill Sequence, Weird Palindrome Making

November Cook-Off 2021 Division 2

Missing Sums, Make it Divisible

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros

Starters 45 Division 2 (Rated)

Even Equal Odd, Retrieve the Array, Adjacent Sum Parity

Total Problems Solved: 78