public class Solution { public static void main(String[] args) throws Exception { Scanner scanner = new Scanner(System.in); int a = scanner.nextInt(); int b = scanner.nextInt(); int c = scanner.nextInt(); int otrizat = 0; int poloshit = 0; if (a > 0) poloshit++; if (a < 0) otrizat++; if (b > 0) poloshit++; if (b < 0) otrizat++; if (c > 0) poloshit++; if (c < 0) otrizat++;