Inverted half pyramid using numbers using CPP

Source Code : 

#include<iostream>

using namespace std;

int main()

{

int rows;

cout<<"Enter number of rows: ";

cin>> rows;

for(int i = rows; i >= 1; --i)

{

for(int j = 1; j <= i; ++j)

{

cout << j << " ";

}

cout << endl;

}

return 0;

}

Program Output :