purna25

• Username: 5★purna25
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Lucknow Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 30

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2008 (+28)RatingProvisional
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Starters 174 (Rated)(2025-02-19 22:15:02)

Global Rank:   115

Cheated in:   

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(2025-02-19 22:15:02)

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None(None)

Global Rank:   0

Cheated in:   

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Contests (30)

Starters 134 Division 4 (Rated)

Morning Run, Origin, Rock Paper Scissors, Money Double

Starters 135 Division 3 (Rated)

Invert And Equalize, Change A to B, Football Ties

Starters 136 Division 2 ( Rated )

My First Geometry Problem

Starters 137 Division 2 (Rated)

Double Trouble, Large Differences

Starters 138 Division 2 (Rated)

Distinct Substring, Long Drive, Prefix Suffix Inequality, A power B mod C

Starters 140 Division 2 (Rated)

Make Permutation, Split Permutation, Trick Or Treat

Starters 142 Division 2 (Rated)

Chef loves Pizza Chef loves halfs, Array Removal, Number Hunt

Starters 143 Division 2 (Rated)

Non-Divisor Array, Binary Conversion

Starters 144 Division 2 (Rated)

Budget Allotment

Starters 145 Division 2 (Rated)

Make Bob Win , Make My Array Equal

Starters 146 Division 2 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament

Starters 147 Division 2 (Rated till 5 stars)

Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101

Starters 148 Division 2 (Rated)

FightBots

Starters 149 (Rated)

Chef Loves Beautiful Strings (Easy Version), Maximise Sum, Easy Subarray Sum

Starters 150 (Rated)

Equal Pairs (Hard), Find Multiset State, Equal Pairs (Easy)

Starters 153 (Rated)

Butterfly, Another Game, Colorful Tree (Easy Version)

Starters 154 (Rated)

Count Winning Subarrays, GCD and XOR, Add 1 or 2 Game

Starters 155 (Rated)

GCD to 1 (Easy), Replace With First, GCD to 1 (Hard)

Starters 156 (Rated)

Count Triplets, Even Numbers Hate, Partition Score

Starters 157 (Rated)

Small, Smaller, Smallest, Unmedian, Not-too-far Replacement

Starters 163 (Rated)

Nice Array, Minimum Types, Sort Them

Starters 165 (Rated)

Stable Array, Bulk Discount, Sum Operations (Easy), A to B, Reverse and Alternate

Starters 166 (Rated)

Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library

Starters 167 (Rated)

Grid Construction (Odd), Lottery Tickets, Temperature Balance, Delete Not Equal

Starters 168 (Rated)

No Two Alike, Binary Removals, Make Odd

Starters 169 (Rated)

Constant Subsequence, Hamming equivalent, Make K Most Frequent

Starters 171 (Rated)

Volcanic Eruption, White Wall, Swish Game

Starters 172 (Rated)

Transform String, AndOr, Streak Star

Starters 173 (Rated upto < 2700)

Cool Subsequences, Introverts, Time Penalty, Overwrite

Starters 174 (Rated)

GCD Add Size, Mystic Slimes, Deletion and Difference

Total Problems Solved: 120