题解 | #矩阵乘法#
矩阵乘法
https://www.nowcoder.com/practice/ebe941260f8c4210aa8c17e99cbc663b
x,y,z=int(input()),int(input()),int(input()) dp1=[] for i in range(x): dp1.append(input().split(" ")) dp2=[] for i in range(y): dp2.append(input().split(" ")) dp3=[[0 for _ in range(z)] for _ in range(x)] for i in range(x): for j in range(z): for k in range(y): dp3[i][j]+=int(dp1[i][k])*int(dp2[k][j]) for i in range(x): for j in range(z): print(dp3[i][j],end=" ") print()