import numpy as np
N = int(input())
A = [list(map(int,input().split())) for _ in range(N)]
B = [list(map(int,input().split())) for _ in range(N)]
all_ind_sum = [[] for _ in range(N)]
for i in range(N):
    for j in range(N):
        ind_sum = 0
        for k in range(N):
            ind_sum += A[i][k] * B[k][j]
        all_ind_sum[i].append(ind_sum)
print(np.array(all_ind_sum))