Raj kumar

• Username: 4★eleph_2323
• Country:  India
• Student/Professional:Student
• Institution:Indraprastha Institute of Information Technology, Delhi 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: 18

Current Ratings Graph Old Ratings Graph

1906 (+26)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 91 Division 2 (Rated)(2023-05-24 22:00:02)

Global Rank:   353

Cheated in:   

Ratings System Update

(2023-05-24 22:00:02)

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?

1880 (-236)RatingProvisional
Rating i Provisional Rating, click to know more

Code Drive Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   21

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 (18)

July Challenge 2020 Division 2

Chef and Strings, Chef and Card Game

August Challenge 2020 Division 2

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

July Cook-Off 2020 Division 2

Even-tual Reduction

July Lunchtime 2020 Division 2

Chef and Steps

August Lunchtime 2020 Division 2

Mode of Frequencies

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

Byterace IIT Patna Division 2 (Rated)

The Begining Era Of Cyberverse

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

January Lunchtime 2021 Division 3 (Unrated)

Binary Subsequence, Even Sum, Even Differences, Pair Me, Ashishgup and Interviews

February Challenge 2021 Division 3

Frog Sort, Team Name, Chef and Meetings, Prime Game, Maximise Function, Highest Divisor

February Lunchtime 2021 Division 2

Sed Max, Coprime Range, Palpal Strings, Average Sorting

CodeChef Div 3 Rated Contest 2021 Division 3

Rectangle, Chef and Patients, Body Mass Index, Total Score

International Coding Marathon 2021 Division 2 (Rated)

Suffix Sort, Lucky Boundaries, Infinite polygons

SPYBITS IIT BHU Division 2 (Rated)

B - Valentine Couples, D - Pilgrims Destination, A - Save Water Save Life

May Cook-Off 2021 Division 2

The Last Problem, Double Burgers, Chef and Subarrays

June Challenge 2021 Division 1 (Unrated)

Bitwise Tuples, Minimum Subtree Cover, Summer Heat, Dual Distance, Bella ciao, Shortest Route, Minimum Dual Area

July Challenge 2021 Division 1 (Unrated)

XxOoRr

AlgoManiac - Code For Future Division 1 (Unrated)

Say No To Drugs, Meet In The Median, The Old Saint And Three Questions, The Rumbling, Planetary Path

SnackDown 2021 - Online Qualifiers

Lucky Number

December Lunchtime 2021 Division 1

Optimal Sorting, Romantic Reversals

Code Drive Division 2 (Rated)

Count of Array, Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks

CodeChef Starters 23 Division 1 (Unrated)

Subarray Mex

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation

Total Problems Solved: 114