#include #include using namespace std; int main(){ vector numbers; numbers.push_back(5); for(int i = 0; i < 100; i++) numbers.push_back(i*3.29); auto x = numbers[3]; cout << "x = " << x << endl; vector> y; y.push_back(numbers); y.push_back(numbers); for(auto i : y){ for(auto j : i) cout << j << endl; cout << endl; } vector>> z; z.push_back(y); cout << "Size of z: " << sizeof(z) << endl; return 0; }