package?test;
import?java.util.Arrays;
public?class?FenTest?{
????
????//完成?main?方法
????public?static?void?main(String[]?args)?{
????????int[]?scores={89,-23,64,91,119,52,73};
????????FenTest?ft=new?FenTest();
????????System.out.println("前三:");
????????ft.score1(scores);
????}
????//定義方法完成成績排序并輸出前三名的功能
????public?void?score1(int?scores[])
????{
????????int?j=0;
????????Arrays.sort(scores);
????????for(int?i=scores.length-1;i>=0;i--)
????????{
????????????if(scores[i]>=0?&&?scores[i]<=100??)
????????????{
????????????????scores[j++]=scores[i];//如果成績有效,放入數(shù)組。
????????????}
????????}
????????for(j=0;j<3;j++)//輸出
????????{
????????????System.out.println(scores[j]);
????????}
????}
}
2016-04-23
可以用,不過那個(gè)導(dǎo)入包是要注意一下
2016-04-26
謝謝。