Abhishek Ranjan

• Username: 4★altruist__
• Country:  India
• Student/Professional:Student
• Institution:Army Institute of Technology Pune, Maharashtra, 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: 37

Current Ratings Graph Old Ratings Graph

1958 (+55)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 61 Division 2 (Rated)(2022-10-19 23:00:02)

Global Rank:   102

Cheated in:   

Ratings System Update

(2022-10-19 23:00:02)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

1958 (+98)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 61 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   102

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 (37)

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality, Breaking Bricks

February Challenge 2020 Division 2

School of Geometry

March Challenge 2020 Division 2

Pintu and Fruits

April Challenge 2020 Division 2

Sell All the Cars

January Cook-Off 2020 Division 2

Chef Chick, Exam Cheating

February Cook-Off 2020 Division 2

Tax Slabs

March Cook-Off 2020 Division 2

Mysterious Sequence, Find Your Gift, Box of Chocolates

April Cook-Off 2020 Division 2

Matrix Decomposition, Lift Requests

January Lunchtime 2020 Division 2

Bob and His Friends, Chef and Street Food

February Lunchtime 2020 Division 2

At the Gates

April Lunchtime 2020 Division 2

Another Birthday Present!, Positive Mex, Chef in Fantasy League

June Challenge 2020 Division 2

Even Matrix

July Challenge 2020 Division 2

Ada King, Missing a Point

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Minimum Attendance Requirement

January Cook-Off 2021 Division 2

Mex Subsequence, Prime Tuples, Maximise Islands

December Lunchtime 2020 Division 1 (Unrated)

Even Sequence, Three Letters, One Zero Swaps

January Lunchtime 2021 Division 2 (Unrated)

Good Grid, Dreams of Divisibility, Binary Subsequence, Even Differences, Even Sum

October Lunchtime 2020 Division 2

AND Plus OR, Chef and Subtree MEXs, Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Cute Chef Gift

September Cook-Off 2020 Division 2

Bulbs and Wires, Bowling Strategy

September Lunchtime 2020 Division 2

GCD operations, Root the Tree, Watermelon

February Challenge 2021 Division 2

Frog Sort, Team Name, Prime Game, Maximise Function

CodeChef Div 3 Rated Contest 2021 Division 2 (Unrated)

Maximum Size Hollow Square, Rectangle, Chef and Patients, Body Mass Index, Total Score

International Coding Marathon 2021 Division 2 (Rated)

Suffix Sort, Lucky Boundaries

April Cook-Off 2021 Division 2

Tree Distances, OR of ANDs, Chocolate Monger

May Lunchtime 2021 Division 2

Charges, Tom And Jerry 1, Total Components, K-Subarrays

June Lunchtime 2021 Division 2

From Rational to Binary, False Number, Unpleasant Ones, Tic Tac Toe

July Cook-Off 2021 Division 1

Mod Equality

July Lunchtime 2021 Division 2

Beautiful Pairs, Array Rotation Returns

August Cook-Off 2021 Division 2

Odd Array, Different String, Chef and Closure, Equal Difference, Clear the Array

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph

AlgoManiac - Code For Future Division 1 (Unrated)

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

SnackDown 2021 - Online Qualifiers

Lucky Number

September Lunchtime 2021 Division 1

Alice vs Bob Faceoff

October Lunchtime 2021 Division 2

Median Rearrangement, Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

November Cook-Off 2021 Division 2

Product Pain, Missing Sums, Make it Divisible

C.O.D.E.R.S Division 2 (Rated)

The One On The Last Night

May Cook-Off 2022 Division 2 (Rated)

Doubled Distances

Starters 61 Division 2 (Rated)

Palindrome Partition, Minimise LCS, Weird Subarrays, Red Blue Flowers, Subarray Removal

Total Problems Solved: 182