#include <iostream>
using namespace std;
int main()
{
    int a, b=0, c=0, sum = 0;
    cout << "Input number :"; cin >> a;
    while (a!=0)
    {

        b = a / 10;
        c = a - b * 10;
        if (c % 2 != 0)
        {
            sum += c * c;
            a = b;
        }

    }
    cout << sum;
    }