📅  最后修改于: 2022-03-11 14:44:55.434000             🧑  作者: Mango
#include
#include
using namespace std;
typedef vector< vector > Matrix;
void print(Matrix& m)
{
int M=m.size();
int N=m[0].size();
for(int i=0; i(4,0));
print(n);
return 0;
}