enter many numbers and add the ones digit tens digit and hundreds digit c++
#include <iostream>
using namespace std;
int main()
{
int a,b,c,d,e,f;
int u, t, h;
cout << "Enter 6 numbers: \n" ;
cin >> a;
cin >> b;
cin >> c;
cin >> d;
cin >> e;
cin >> f;
u = (a%10+b%10+c%10+d%10+e%10+f%10);
t = (a / 10 % 10 + b / 10 %10 + c / 10 % 10 + d / 10 %10 + e / 10 % 10 + f / 10 %10);
h = (a / 100 % 10 + b / 100 % 10 + c / 100 % 10 + d / 100 % 10 + e / 100 % 10 + f / 100 % 10);
cout << "The sum of the first digit is: " << u << "\n";
cout << "The sum of the second digit is: " << t << "\n";
cout << "The sum of the third digit is: " << h ;
}