목록54. Spiral Matrix (1)

Scribbling

LeetCode: 54. Spiral Matrix

Recursion solution: class Solution: def spiralOrder(self, matrix: List[List[int]]) -> List[int]: self.ret = [] self.helper(matrix, 0, 0, len(matrix), len(matrix[0])) return self.ret def helper(self, matrix, y, x, m, n): if m > 0: for i in range(n): self.ret.append(matrix[y][x]) x += 1 x -= 1 m -= 1 if n > 0 : for i in range(m): y += 1 self.ret.append(matrix[y][x]) n -= 1 if m > 0: for i in range..
Computer Science/Coding Test 2021. 9. 17. 19:16
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