Number digits powering

#include<fstream>
#include <vector>
#include <iostream>
using namespace std;


int main()
{
    int n = 10;
    int sum =0;
    int m = 0;
    for(int i =0; i<100000; i++)
    {
        if((n/10)!=0)
        {
            m = n%10;
            n = n/10;
            sum = m*m;

        }
        else{
            m = n;
            sum =sum+ m*m;
            break;
        }

    }
    cout << sum;
}