@@ -0,0 +1,329 @@
+package leetcode;%0A%0A/**%0A * https://leetcode.com/problems/count-primes/%0A */%0Apublic class Problem204 %7B%0A    public int countPrimes(int n) %7B%0A        // TODO:%0A        return 0;%0A    %7D%0A    %0A    public static void main(String%5B%5D args) %7B%0A        Problem204 prob = new Problem204();%0A        System.out.println(prob.countPrimes(10));%0A    %7D%0A%7D%0A

Create a skeleton for problem 204