View Code of Problem 45

import java.util.Scanner;


public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int N = scanner.nextInt();
        int[][] a = new int[N][N];
        for (int i = 0; i < N; i++) {
            for (int j = 0; j < N; j++) {
                a[i][j] = scanner.nextInt();
            }
        }
        for (int i = 1; i < N; i++) {
            for (int j = 0; j < i; j++) {
                int temp = a[i][j];
                a[i][j] = a[j][i];
                a[j][i]=temp;
            }
        }
        for (int i = 0; i < N; i++) {
            for (int j = 0; j < N; j++) {
                if (j == N - 1) {
                    System.out.print(a[i][j]);
                } else {
                    System.out.print(a[i][j] + " ");
                }
            }
            System.out.println();
        }

    }
}