package no032; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int l = sc.nextInt(); int m = sc.nextInt(); int n = sc.nextInt(); m += n / 25; n -= (n / 25) * 25; l += m / 4; m -= (m / 4) * 4; l %= 10; System.out.println(l + m + n); } }