include iostream using namespace std int main int spaces int plus for

#include <iostream>

using namespace std;

int main()
{
    int spaces=3; 
    int plus = 1;
    for (int i=1;i<=7;i++){
        
        for(int s=1;s<=spaces;s++)
        {
            cout << "   ";
        } 
        for(int s=1;s<=plus;s++)
        {
            cout << " + ";
        }  
        if(i > 3 ){
            spaces++;
            plus = plus - 2 ; 
        }
        else
        {
            spaces--;
            plus = plus + 2 ; 
        } 
        cout << endl;
    }
}