@@ -0,0 +1,508 @@
+// https://codeforces.com/problemset/problem/937/A%0A%0Aimport java.util.Scanner;%0Aimport java.util.Set;%0Aimport java.util.TreeSet;%0A%0Apublic class Solution %7B%0A%0A%09public static void main(String%5B%5D args) %7B%0A%09%09Scanner read = new Scanner(System.in);%0A%0A%09%09int n = read.nextInt();%0A%09%09%0A%09%09Set%3CInteger%3E scores = new TreeSet%3CInteger%3E();%0A%09%09for (int i = 0; i %3C n; ++i) %7B%0A%09%09%09int score = read.nextInt();%0A%09%09%09scores.add(score);%0A%09%09%7D%0A%09%09%0A%09%09scores.remove(0);%0A%09%09%0A%09%09System.out.println(scores.size());%0A%09%09%0A%09%09// Close scanner%0A%09%09read.close();%0A%09%7D%0A%7D%0A

Create Olympiad.java