@@ -0,0 +1,545 @@
+// http://codeforces.com/problemset/problem/34/B%0A%0Aimport java.util.Arrays;%0Aimport java.util.Scanner;%0A%0Apublic class Solution %7B%0A%09%0A%09public static void main(String%5B%5D args) %7B%0A%09%09Scanner read = new Scanner(System.in);%0A%09%09%0A%09%09int n = read.nextInt();%0A%09%09int m = read.nextInt();%0A%09%09%0A%09%09int%5B%5D a = new int%5Bn%5D;%0A%09%09for (int i = 0; i %3C n; ++i) %7B%0A%09%09%09a%5Bi%5D = read.nextInt();%0A%09%09%7D%0A%09%09%0A%09%09Arrays.sort(a);%0A%09%09%0A%09%09int maxSum = 0;%0A%09%09for (int i = 0; i %3C m && a%5Bi%5D %3C 0; ++i) %7B%0A%09%09%09maxSum += (-a%5Bi%5D);%0A%09%09%7D%0A%09%09%0A%09%09System.out.println(maxSum);%0A%09%09%0A%09%09// Close scanner%0A%09%09read.close();%0A%09%7D%0A%09%0A%7D%0A

Create Sale.java