View Code of Problem 3696

#include<string>
#include<cstring>
#include<iostream>
using namespace std;
//long long a[91];

int main()
{
	int num[10] = { 0,1,4,7,6,5,6,3,6,9 };
	int n;
	while (cin >> n)
	{
		if (n == 0)
			cout << 1 << endl;
		else
		{
			int z = n % 10;
			cout << num[z] << endl;
		}
	}
}