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Problems

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Difficulty
Sort by
2985
Dial
Easy
3003
Suitable pairs
Easy
3015
Camouflaged camp
Very hard
3026
Rock Skipping
Easy
3027
Military parade
Very easy
3029
Digital row
Very hard
3031
Single-letter palindrome
Medium
3036
Mutation
Easy
3044
Avoiding a disaster
Medium
3048
Insidious Branding
Hard
3053
Numbers Game
Hard
3056
The Conquest of the Kingdom
Easy
3064
Alphabet Soup
Very easy
3069
Guess the Numbers
Medium
3095
Water Gate Management
Medium
3097
Fun Coloring
Medium
3107
Pizza Pricing
Very easy
3119
Secret Island Base
Easy
3132
Treasure Map
Medium
3143
Lexicographically smallest ternary
Medium
3150
Equation
Easy
3178
Mind Swap Problem
Very hard
3179
Four Chips (Easy)
Easy
3191
The Primes
Easy
3196
Make a Sequence
Medium
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