#include<cstdio>


int main(void)
{
	int c[]={3,2,2,2,3,2,3,2,4,3};
	int n, r;

	while(scanf("%d", &n)==1)
	{
		r=1;
		do
		{
			r+=c[n%10];
			n/=10;
		}
		while(n>0);
		printf("%d\n", r);
		break;
	}
	return 0;
}