#include
#include
using namespace std;
int main(){
int n; cin >> n;
vector> v(n);
//populate
for(int i=0; i> number;
v[i].push_back(number);
}
}
// display
for(int i=0; i
Input:
4
11 12 13 14
21 22 23 24
31 32 33 34
41 42 43 44
Output:
11 12 13 14
21 22 23 24
31 32 33 34
41 42 43 44