@@ -0,0 +1,566 @@
+// http://codeforces.com/problemset/problem/919/A%0A%0Aimport java.util.Scanner;%0Aimport java.util.SortedSet;%0Aimport java.util.TreeSet;%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%09SortedSet%3CDouble%3E prices = new TreeSet%3CDouble%3E();%0A%09%09for (int i = 0; i %3C n; ++i) %7B%0A%09%09%09int a = read.nextInt();%0A%09%09%09int b = read.nextInt();%0A%09%09%09prices.add( (double) a / b );%0A%09%09%7D%0A%09%09%0A%09%09System.out.println( prices.first() * m );%0A%09%09%0A%09%09// Close scanner%0A%09%09read.close();%0A%09%7D%0A%09%0A%7D%0A

Create Supermarket.java