#include <stdio.h>

int main(void) {
	int i,ii,iii,iiii,iiiii,n,p = 0;
	for(i = 1;i <= 6;i++){
		for(ii = 1;ii <= 6;ii++){
			for(iii = 1;iii <= 6;iii++){
				for(iiii = 1;iiii <= 6;iiii++){
					for(iiiii = 1; iiiii <= 6;iiiii++){
						n = i * 10000 + ii * 1000 + iii * 100 + iiii * 10 + iiiii * 1;
						if (n % 7 == 0){
							p = p + 1;
						}
					}
				}
			}
		}
	}
	printf("%d\n", p);
	return 0;
}