内存超限90分
package gg;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner=new Scanner(System.in);
int n,a,m;
n=scanner.nextInt();
m=scanner.nextInt();
int k[][]=new int[n][m];
int f[][]=new int[m][n];
for (int i = 0; i <n; i++) {
for (int j = 0; j < m; j++) {
k[i][j]=scanner.nextInt();
}
}
for (int i = 0; i < m; i++) {
for (int j = 0; j < n; j++) {
f[i][j]=k[j][m-1-i];
System.out.print(f[i][j]+" ");
}
System.out.println();
}
}
}