[topcoder]BusinessTasks
水题,不值一提。http://community.topcoder.com/stat?c=problem_statement&pm=1585&rd=6535
import java.util.*; public class BusinessTasks { public String getTask(String[] list, int n) { ArrayList<String> al = new ArrayList<String>(); for (int i = 0; i < list.length; i++) { al.add(list[i]); } int len = al.size(); if (len == 0) return null; int current = 0; while (len != 1) { int next = (current + n - 1) % len; al.remove(next); len = al.size(); current = next % len; } return al.get(0); } }