867. Transpose Matrix - LeetCode
Question
Solution
题目大意:矩阵的转置
思路:定义一个转置后的二维数组,遍历原数组,在赋值时行号列号互换即可
Java实现:
public int[][] transpose(int[][] A) {
int[][] B = new int[A[0].length][A.length];
for (int i = 0; i < A.length; i++) {
for (int j = 0; j < A[0].length; j++) {
B[j][i] = A[i][j];
}
}
return B;
}