#include <stdio.h>
#include <stdlib.h>
void multiplyMatrices(int m, int n, int firstMatrix[][100], int p, int q, int secondMatrix[][100], int resultMatrix[][100]) {
    if (n != p) {
        printf("Invalid input\n");
        return 1;
    }
    for (int i = 0; i < m; i++) {
        for (int j = 0; j < q; j++) {
            resultMatrix[i][j] = 0;
        }
    }
    for (int i = 0; i < m; i++) {
        for (int j = 0; j < q; j++) {
            for (int k = 0; k < n; k++) {
                resultMatrix[i][j] += firstMatrix[i][k] * secondMatrix[k][j];
            }
        }
    }
    for (int i = 0; i < m; i++) {
        for (int j = 0; j < q; j++) {
            printf("%d ", resultMatrix[i][j]);
        }
        printf("\n");
    }
int main() {
    int m, n, p, q;
    int firstMatrix[100][100], secondMatrix[100][100], resultMatrix[100][100];
    scanf("%d %d", &m, &n);
    for (int i = 0; i < m; i++) {
        for (int j = 0; j < n; j++) {
            scanf("%d", &firstMatrix[i][j]);
        }
    }

    scanf("%d %d", &p, &q);
    for (int i = 0; i < p; i++) {
        for (int j = 0; j < q; j++) {
            scanf("%d", &secondMatrix[i][j]);
        }
    }
    multiplyMatrices(m, n, firstMatrix, p, q, secondMatrix, resultMatrix);
}
}