矩阵计算

矩阵乘法

http://www.nowcoder.com/questionTerminal/ebe941260f8c4210aa8c17e99cbc663b

while True:
    try:
        def mu(l1,l2):
            return sum(list(map(lambda x :x[0]*x[1],zip(l1,l2))))
        x,y,z=int(input()),int(input()),int(input())
        l1=[[int(i) for i in input().split()]for k in range(x)]
        l2=[[int(i) for i in input().split()]for k in range(y)]
        l3=[[v[i] for v in l2]for i in range(z)]
        l4=[[mu(ll,lll)for ll in l3 ] for lll in l1]
        for i in l4:
            for k in i:
                print(k,end=" ")
            print()
    except:
        break
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