Topcoder SRM 480 "Cryptography"
問題:http://www.topcoder.com/stat?c=problem_statement&pm=10814 (要ログイン)
とりあえず貼っとく.
public class Cryptography { public long encrypt(int[] numbers) { long max=0; for(int i=0;i<numbers.length;++i){ long mul = 1; for(int j=0;j<numbers.length;++j){ mul*=numbers[j]+(i==j?1:0); } max=Math.max(max,mul); } return max; } }