package zh.codegym.task.task05.task0532; import java.io.*; /* 有关算法的任务 */ public class Solution { public static void main(String[] args) throws Exception { int maximum = 0,count=0,n=0; //在此编写你的代码 BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); while(true){ int num = Integer.parseInt(br.readLine()); count += 1; if(num<= 0) { n = 0; break; } if(count == 1) n = num; else maximum = maximum>=num ? maximum:num; if(count == n+1) break; } if(n != 0) System.out.println(maximum); } }