Ranger_69

• Username: 4★coderman2004
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Allahabad Uttar Pradesh
• CodeChef Pro Plan: No Active Plan. View Details

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

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No. of Contests Participated: 22

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Starters 146 Division 2 (Rated till 5 stars)(2024-08-07 22:00:06)

Global Rank:   1068

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(2024-08-07 22:00:06)

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Global Rank:   0

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Dynamic programming

18%

Contests (22)

Starters 101 Division 4 (Rated)

Warrior Chef, Minimize Xor Difference, Off By One, Work Smarter, Not Harder, Lockpicking Chef

Starters 102 Division 2 (Rated)

Parity Permutation, Bit Play

Starters 103 Division 2 (Rated)

Divisible By 8, Dice Number

Starters 104 Division 2 (Rated)

Lexicographically Largest , Maximise Sum, GCD and LCM

Starters 105 Division 2 (Rated)

Take it Easy, Dull Operation

Starters 106 Division 2 (Rated)

Playing with OR, Save People, Guess the winner!

Starters 107 Division 2 (Rated)

OR Permutation, Maximal Expression, Rock Paper Scissor

Starters 111 Division 2 (Rated)

LCM Mania, Prefixing, Beautiful Strings, Reach Codetown

Starters 112 Division 2 (Rated)

3 Logicians Walk into a Bar, Max Nutrition

Starters 113 Division 2 (Rated)

Minimise Maximum Subarray Sum, Sum Neq , Maximum Score

Starters 115 Division 2 (Rated)

Greedy LIS Algorithm, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree

Starters 117 Division 2 (Rated)

Spell Shortening, Not Prime Permutation, Equality Etiquette, Spread Spree

Starters 121 Division 2 (Rated)

Frequal, Caesar Cipher Lite, Anti Adjacent Swaps

Starters 122 Division 2 (Rated)

Arya In Grid, Transformation Cost, Man of the Match

Starters 138 Division 2 (Rated)

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

Starters 139 Division 2 (Rated)

Sum of N, Maximum Distance Permutations, Destroying Bridges Part 2

Starters 140 Division 2 (Rated)

Split Permutation, Tree Removal, Break The String, Trick Or Treat, Make Permutation

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)

Minimise Inversions, Budget Allotment, Largest K

Starters 145 Division 2 (Rated)

Make Bob Win , Make My Array Equal, Square String

Starters 146 Division 2 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament

Total Problems Solved: 171