import java.io.BufferedReader; import java.io.InputStreamReader; public class Solution { public static void main(String[] args) throws Exception { //напишите тут ваш код BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); int a= Integer.parseInt(reader.readLine()); int b = Integer.parseInt(reader.readLine()); int c = Integer.parseInt(reader.readLine()); int count = 0; if (a>0) { count ++; } if (b>0) { count ++; } if (c>0) { count++; System.out.println(count); } else { System.out.println(0); } } }