1958. Check if Move is Legal

LeetCodeArrayMatrixEnumerationOpen on judge ↗

You are given a 0-indexed 8 x 8 grid board, where board[r][c] represents the cell (r, c) on a game board. On the board, free cells are represented by '.', white cells are represented by 'W', and black cells are represented by 'B'. Each move in this game consists of choosing a free cell and changing it to the color you are playing as (either white or black). However, a move is only legal if, after

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L1 Observation

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L4 Pseudo-code

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L5 Full solution

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solution.cppC++17

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