解题思路:注意事项:python中赋值的对应关系参考代码: ##basic_17 ##蓝桥杯基础练习VIP-矩阵乘法 ## N阶矩阵 M幂次 n,m=map(int,input().strip().split()) A=[list(map(int,input().strip().split())) for _ in range(n)] ##保证ABC阶数一样 C=[[0]*len(A[0]) for _ in range(n)] B=[[0]*len(A[0]) for _ in range(n)] for i in range(n): for j in range(n): num=A[i][j] C[i][j]=num ## 传入参数 矩阵ABC,阶数n ## C*A def mici(A,B,C,n): ## B=C for i in range(n): for j in range(n): num=C[i][j] B[i][j]=num for i in range(n): for j in range(n): C[i][j]=0 for k in range(n): C[i][j]+=B[i][k]*A[k][j] return C if m==0: for i in range(n): for j in range(n): if i==j: C[i][j]=1 else: C[i][j]=0 else: for i in range(m-1): mici(A,B,C,n) for i in range(n): for j in C[i]: print(j,end=" ") print()
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