题解 | #矩阵乘法#
矩阵乘法
https://www.nowcoder.com/practice/ebe941260f8c4210aa8c17e99cbc663b
x = int(input())
y = int(input())
z = int(input())
A = []
B = []
for i in range(x):
A.append(list(map(int, input().strip().split())))
for j in range(y):
B.append(list(map(int, input().strip().split())))
C = [[]for _ in range(x)]
for i in range(x):
for j in range(z):
sum = 0
for k in range(y):
sum += A[i][k] * B[k][j]
C[i].append(sum)
print(*C[i])