Zadacha6

import java.util.Scanner;

public class Zadacha6 {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String input = sc.nextLine();
		String[] stringArray = input.split(" ");
		int a = Integer.parseInt(stringArray[0]);
		int b = Integer.parseInt(stringArray[1]);
		int c = Integer.parseInt(stringArray[2]);
		int d = Integer.parseInt(stringArray[3]);
		int[][] array1 = new int[a][b];
		int[][] array2 = new int[c][d];
		int[][] newArray = new int[a][d];
		for (int i = 0; i < a; i++) {
			for (int j = 0; j < b; j++) {
				array1[i][j] = sc.nextInt();
			}
		}
		for (int i = 0; i < c; i++) {
			for (int j = 0; j < d; j++) {
				array2[i][j] = sc.nextInt();
			}

		}
		if (b == c) {
			for (int i = 0; i < a; i++) {
				int temp=0;
				for (int j = 0; j <d; j++) {
					for( int g=0;g<b;g++) {
					temp=temp+ (array1 [i][g] * array2[g][j]);
					}
					newArray[i][j] = temp;
					temp=0;
				}
			}
			for (int i = 0; i < a; i++) {
				for (int j = 0; j < d; j++) {
					System.out.print(newArray[i][j] + "  ");
				}
				System.out.println();
			}
		} else {
			System.out.println("You can't multiply these matrices");
		}

	}

}