/*
C++ program to demonstrate a 2D vector where
each of its elements is of different size.
*/
#include <iostream>
#include <vector>
using namespace std;
int main()
{
/*
We initialize a 2D vector
named "vect" on line 16 with
different number of values
in each element.
*/
vector<vector<int>> vect
{
/* Element one with 2 values in it. */
{1, 2},
/* Element two with 3 values in it. */
{4, 5, 6},
/* Element three with 4 values in it. */
{7, 8, 9, 10}
};
/*
Now we print the vector that we
just defined using a simple
nested for loop.
*/
for (int i = 0; i < vect.size(); i++)
{
for (int j = 0; j < vect[i].size(); j++)
{
cout << vect[i][j] << " ";
}
cout << endl;
}
return 0;
}