Ajay Sai

• Username: 1★co_der12
• Country:  India
• Student/Professional:Student
• Institution:Kalasalingam Academy of Research and Education Krishnankoil, Tamil Nadu
• 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: 6

Current Ratings Graph Old Ratings Graph

1195 (+51)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 22 Division 2 (Rated)(2022-01-19 23:00:02)

Global Rank:   4566

Cheated in:   

Ratings System Update

(2022-01-19 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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1195 (-210)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 22 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   4566

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)

Practice Paths (1)

Level up from 1* to 2*

2%

Contests (6)

CodeChef Starters 12 Division 3 (Rated)

Good Weather, Make it Divisible

CodeChef Starters 13 Division 3 (Rated)

Chef in Vaccination Queue, The Preparations, Magical Doors

September Lunchtime 2021 Division 3

Two Dishes, Vaccine Dates

CodeChef Starters 19 Division 3 (Rated)

Chef and Contest, Sleepy Chef, Indivisible Permutation, Distinct Elements

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, And Or Union

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence

Total Problems Solved: 121