09/01/17 01:57:46
>>118
#include <iostream>
using namespace std;
int main(){
int N;
cout << "Input N:";
cin >> N;
for(int i=0;i<N;++i){
for(int j=0;j<N;++j)
cout << ((i==j)?1:0) << " ";
cout << endl;
}
}
09/01/17 01:57:46
>>118
#include <iostream>
using namespace std;
int main(){
int N;
cout << "Input N:";
cin >> N;
for(int i=0;i<N;++i){
for(int j=0;j<N;++j)
cout << ((i==j)?1:0) << " ";
cout << endl;
}
}