Code:

#include<iostream>

using namespace std;

zoom(int x)

{

if(x<=1)

return 0;

else

{

return x+zoom(x-1);

}

}

main()

{

cout<<"\t\t*********Sum with recartion***********\n\n";

int c;

cout<<"Enter Data:";

for(int z=0;z<5;z++)

{

cin>>c;

cout<<"\t   ";

}

//

cout<<"\n\nSum\t"<<zoom(c);

}