题解 | #顺时针旋转矩阵#
顺时针旋转矩阵
https://www.nowcoder.com/practice/2e95333fbdd4451395066957e24909cc
class Solution:
def rotateMatrix(self , mat: List[List[int]], n: int) -> List[List[int]]:
for i in range(n):
for j in range(i+1, n):
mat[i][j],mat[j][i] = mat[j][i],mat[i][j]
for i in range(n):
mat[i] = mat[i][::-1]
return mat
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