public class ArrayTranspose {
public static void transpose(
int[][] m){
if(m ==
null)
return;
int temp;
for(
int i =
0; i < m.length; i++){
for(
int j =
0; j < m.length; j++){
if(i > j){
temp = m[i][j];
m[i][j] = m[j][i];
m[j][i] = temp;
}
}
}
}
public static void print(
int[][] m){
if(m ==
null)
return;
for(
int i =
0; i < m.length; i++){
for(
int j =
0; j < m.length; j++){
System.
out.print(m[i][j] +
" ");
}
System.
out.println(
"");
}
}
public static void main(String[] args) {
int[][] t = {{
1,
2,
3}, {
4,
5,
6}, {
7,
8,
9}};
print(t);
transpose(t);
System.
out.println(
"转置后的矩阵为：");
print(t);
}
}
