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题解：2024牛客暑期多校第2场——H [Instructions Substring]

英文题干 Red stands at the coordinate (0,0) of the Cartesian coordinate system. She has a string of instructions: up, down, left, right (where 'right' inc...

C++ 数学数组

2024-07-19

0 342

题解：2024牛客暑期多校第2场——C [Red Walking on Grid]

英文题干 Red is on a 2⋅n grid, with some cells being red and others being white. Red can initially choose a red cell, and at each step, can choose a red c...

C++ 动态规划

2024-07-19

2 342