Ridhi Kumari

• Username: 1★ridhi_1
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Allahabad Uttar Pradesh
• 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: 15

Current Ratings Graph Old Ratings Graph

1225 (-272)RatingProvisional
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Starters 91 Division 3 (Rated)(2023-05-24 22:00:04)

Global Rank:   3104

Cheated in:   Plagiarised in START91C

Ratings System Update

(2023-05-24 22:00:04)

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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1283 (+0)RatingProvisional
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Starters 60 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   4413

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)

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Practice Paths (0)

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Contests (15)

Starters 55 Division 4 (Rated)

Fever, Balls and Boxes, Broken Phone

September Lunchtime 2022 Division 4 (Rated) (Based on EJOI)

Sleep deprivation, Flip the cards, Equalize AB, Stick Break

Starters 57 Division 4 (Rated)

Alice and Marks, Integers that sum to the same value, Non-Negative Product

Starters 58 Division 4 (Rated)

Break the elements, Ranklist Pages, Reach the Target

Starters 60 Division 4 (Rated)

Paper Cutting, Card Removal, Palindrome Flipping, Tax in Chefland, Expert Setter

Starters 70 Division 4 (Rated)

Kitchen Timings, Spice Level, Prime Reversal

Starters 75 Division 4 (Rated)

Prefix Ones, Three Powers of Two, Two Ranges, Saving Taxes, Profit Increment

Starters 76 Division 4 (Rated)

Not Divisible, Zero String, Make Array Odd

February Cook-Off 2023 Division 4 (Rated)

Battery Health, Take Not Less, Bi_lindrome!, Permutation and Modulus, Netflix

Starters 77 Division 4 (Rated)

Tekken, Tom and Jerry Chase, Codechef Airlines, Concat Palindrome

Starters 79 Division 4 (Rated)

Ageing, Better Deal, Distinct Opposite Sums, Add smallest prime factor

Starters 81 Division 4 (Unrated)

Sunny Day

Starters 87 Division 3 (Rated)

Return the Change, Existence, AB plus C

Starters 88 Division 3 (Rated)

Unstable Subarray, Largest and Second Largest

Starters 89 Division 3 (Rated)

Monopoly, Plus 2 or Minus 1, Positive or Negative Subarrays, DDMM or MMDD

Starters 91 Division 3 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores

Total Problems Solved: 151