Ranjana

• Username: 3★charlie_13_0
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology BHU Varanasi, Uttar Pradesh, 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: 18

Current Ratings Graph Old Ratings Graph

1617 (-41)RatingProvisional
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Starters 94 Division 2 (Rated)(2023-06-14 22:00:02)

Global Rank:   2230

Cheated in:   

Ratings System Update

(2023-06-14 22:00:02)

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1565 (+92)RatingProvisional
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June Long Two 2022 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1730

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

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Learning Paths (0)

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Contests (18)

February Long 2022 - I, Division 3 (Rated)

N Queens Puzzle Solved !, Chef and the Hair Salon, Binary Base Basics

CodeChef Starters 25 Division 3 (Rated)

Building Towers, Equal MEX, Points and Lines, Fit in Data Type, Chef and His Fruit Stand

February Cook-Off 2022 Division 2

Perfect Permutation, PerMEXuation , Prefix Permutation

February Long 2022 - II, Division 2 (Unrated)

Avoid Fixed Points, Xor Palindrome

CodeChef Starters 27 Division 2 (Rated)

String Reverse, The product mystery, Non Coprime Neighbours, Distinct Binary Strings

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing, Magnet Sort

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

CodeChef Starters 29 Division 2 (Rated)

String protocol, Plusle and Minun on Array

CodeChef Starters 30 Division 2 (Rated)

Balanced Reversals, Prefix Suffix Operations, Minimum Coloring, Gift Shop and Coupon

CodeChef Starters 32 Division 2 (Rated)

Maximize the Minimum, Finding Shoes, Flip Sorting

April Cook-Off 2022 Division 2

Sticks and Rectangles

CodeChef Starters 33 Division 2 (Rated)

Distinct Dilemma, Broken Life, Non Adjacent Flips, Make Them Equal

Starters 36 Division 2 (Rated)

Presents for Cheffina

Starters 40 Division 2 (Unrated)

Infinity Staircase

June Long Two 2022 Division 3 (Rated)

Complementary Strand in a DNA, Make all equal using Pairs, Count the ACs

Starters 91 Division 3 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores

Starters 92 Division 3 (Rated)

Rectangular Tiling, Dividing into Groups, Distance Coloring, Dotify Playlist, Water Filling

Starters 93 Division 3 (Rated)

Break Free, 7 Rings, Problem

Starters 94 Division 2 (Rated)

CodeChef Streak, The Vowel Matrix

Total Problems Solved: 93