#include <iostream> #include<cstring> #include<string> using namespace std; const int N = 12; int n; int mode[N][N], res[N][N]; //这里拷贝不能用a,因为这里a是参数 void multiply(int a[][N], int b[][N]) { int c[N][N]; memcpy(c, a, sizeof c); for (int i = 0; i < n; i++) for (...