Multiplication table using vectors with C++

gistfile1.cpp

// multiplication table
// enter two dimensions and the factor
// 3 3  would be a 3x4 grid multiplication grid
/*
    1 2 3 4
    2 4 6 8
    3 6 9 12

*/

//lets do it with a vector
// the second factor would be the delimiter
//
#include <cstdlib>
#include <iostream>
#include <vector>
#include <iomanip>

using namespace std;

int main(){

int row=0, column=0, sum=0;
vector <int> table;
cout << "Enter Row and column: \n";
cin >> row >> column;

cout << "Multiplication Tables for " << row << " by " << column  << "\n";
for (int i = 1; column >=  i; ++i)
    for (int j = 1; row >= j; ++j){
        sum = i * j;
        table.push_back(sum);
    }

int iter =0;
for( std::vector<int>::const_iterator i = table.begin(); i != table.end(); ++i)
{
if ((iter % column)==0)
    cout << "\n";
std::cout << setw(5) <<*i << ' ';
iter++;
}
return 0;
};