Prerna Pundir

• Username: 2★prerna_1098
• Country:  India
• Student/Professional:Student
• Institution:Mother's public school Bhubaneswar, Odisha
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 10

Current Ratings Graph Old Ratings Graph

1512 (+20)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2021 Division 2(2021-01-11 15:00:02)

Global Rank:   3092

Cheated in:   

Ratings System Update

(2021-01-11 15:00:02)

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?

1512 (-132)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   3092

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)

None

Practice Paths (0)

None

Contests (10)

May Challenge 2020 Division 2

Isolation Centers, Coronavirus Spread

May Lunchtime 2020 Division 2

Lost Weekends

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Chef and Strings, Chef and Card Game, Missing a Point, Chefina and Swaps, Ada King

August Challenge 2020 Division 2

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

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

June Cook-Off 2020 Division 2

Cache Hits

June Lunchtime 2020 Division 2

Chef and Demonetisation

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

January Challenge 2021 Division 2

Fair Elections

Total Problems Solved: 59