ZZULIOJ 1059: 最高分，Java

1059: 最高分

import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
    Scanner cin = new Scanner(System.in);int number=-1;while(cin.hasNext()){
    int x=cin.nextInt();if(x<0) break;else number=Math.max(x,number);}System.out.println(number);}
}