Irfan Ahmed

• Username: 2★irfan4868
• Country:  India
• Student/Professional:Student
• Institution:CMR College of Engineering & Technology, Hyderabad Telangana, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 22

Current Ratings Graph Old Ratings Graph

1560 (-77)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 78 Division 2 (Rated)(2023-02-22 23:00:02)

Global Rank:   1351

Cheated in:   

Ratings System Update

(2023-02-22 23:00:02)

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?

1637 (-7)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 63 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   529

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)

Jump from 2* to 3*

1%

Contests (22)

SnackDown 2021 - Online Qualifiers

Lucky Number

CodeChef Starters 16 Division 3 (Rated)

Pass or Fail

October Cook-Off 2021 Division 3

Chef and Pairing Slippers

SnackDown 2021 - Online Round 1A

Dance Moves

CodeChef Starters 17 Division 3 (Rated)

Chef on Vacation

CodeChef Starters 19 Division 3 (Rated)

Chef and Contest, Indivisible Permutation

FizzBuzz Division 3 (Rated)

Can_Reach, Can You Eat It

November Lunchtime 2021 Division 3

Chef and Stock Prices

December Challenge 2021 Division 3 (Rated)

Valleys and Hills, Utkarsh and Placement tests

December Cook-Off 2021 Division 3

Two Rooks, Friends Meetup

CodeChef Starters 22 Division 3 (Rated)

Equal Card Game, Elections in Chefland

January Long 2022 - I, Division 3 (Rated)

Keplers Law, Covid Spread

Starters 37 Division 4 (Rated)

The Mango Truck, Roller Coaster, Laptop Recommendation , Infernos

Starters 38 Division 4 (Rated)

Chef gives Party, Get Subscription, Good Pairs, Dominant Army, Circular Track

May Lunchtime 2022 Division 4 (Rated)

Bucket and Water Flow , Apples and Oranges, How many unattempted problems, Problems in your to-do list

Starters 40 Division 4 (Unrated)

Take discount or Not, Whatsapp Messages, Difficulty Rating Order, Doubt Support Availability

Starters 41 Division 4 (Rated)

Equal Integers, Chef and Brain Speed, Chef and Chocolates, Remove and Add, Is this priority or parity!, Path Parity, Determine the Winner

June Cook-Off 2022 Division 4 (Rated)

Simple XOR, Rating Improvement, Playlist, Break the Stick, First and Last

Starters 48 Division 3 (Rated)

Make Palindrome 2, Positive array, Buy Lamps, Strict Permutation, Fill The Grid

Starters 49 Division 3 (Rated)

N Buttons 1 Bulb, Valid Minimum

Starters 61 Division 3 (Rated)

Odd Sum Pair, Subarray Removal, Weird Subarrays, Different Consecutive Characters , Minimise LCS

Starters 62 Division 3 (Rated)

Sorted Substrings, Make Multiple, Final Sum, Pythagorean Pair, X Jumps, Test Score

Starters 63 Division 3 (Rated)

One-XOR Deletions, Make Length 1, Avoid Squares Please

Total Problems Solved: 217