#include <cstdio>
#include <vector>
int main(void)
{
vector < vector <int> > v(10, vector <int> (10,1));
printf("%d + %d*%d + %d*%d", sizeof v, v.capacity(), sizeof v[0], v[0].capacity(), sizeof v[0][0]);
printf(" = %d\n", sizeof v + v.capacity() * sizeof v[0] + v[0].capacity() * sizeof v[0][0]);
return 0;
}