chatfour89

• Username: 5★chatfour89
• Country:  Palestinian Territory, Occupied
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

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No. of Contests Participated: 18

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Starters 151 (rated till 5 stars)(2024-09-11 22:00:00)

Global Rank:   139

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Global Rank:   0

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Contests (18)

Starters 132 Division 4 (Rated)

Optimal Flip, ALIEN-OR, GAME 11, Prime Query, ICE CREAM, Change Please, MEX QUERIES

Starters 133 Division 2 (Rated)

ABC Conjecture 3, Powered Parameters, Legs on a Farm, Devouring Donuts, Maximum Alternating Sum, Too Far For Comfort (Easy Version)

Starters 134 Division 1 (Rated till 6-Stars)

Origin, Prison Escape, 3out1in

Starters 135 Division 1 (Rated till 5-Stars)

Graph Cost, Change A to B

Starters 136 Division 1 ( Rated till 6-Stars )

Lexicographically Maximal Prefix AND, Sum of Max K Subarray, Sum of Modes

Starters 137 Division 1 (Rated till 5-Stars)

Speedrun, Double Trouble

Starters 139 Division 1 (Rated till 5-Stars)

Sort Perm, Sum of N, Destroying Bridges Part 2

Starters 140 Division 1 (Rated till 5-Stars)

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

Starters 141 Division 1 (Rated till 5-Stars)

Amphibian Escape, Perfect Prefixes

Starters 142 Division 1 (Rated till 5-Stars)

Array Removal, Number Hunt

Starters 143 Division 1 (Rated till 5-Stars)

Non-Divisor Array

Starters 144 Division 1 (Rated)

Minimise Inversions, Largest K

Starters 145 Division 1 (Rated till 6-Stars)

Beautiful Array, Make Bob Win , Square String

Starters 146 Division 1 (Rated till 5 stars)

Permutation Construction, Bouncing Ball

Starters 147 Division 1 (Rated till 5 stars)

Counting Triangles 101, K Subsequence 101, Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101

Starters 149 (Rated till 5 stars)

Kill Monsters (Hard Version), Maximise Sum, Chef Loves Beautiful Strings (Easy Version)

Starters 150 (Rated till 6 stars)

Equal Pairs (Hard), Replacing Game

Starters 151 (rated till 5 stars)

Ball Game

Total Problems Solved: 66