import?java.util.Arrays;
public?class?HelloWorld?{
????
????//完成?main?方法
????public?static?void?main(String[]?args)?{
????????int[]?scores={89,-23,64,91,119,52,73};
????System.out.println("考試前3名成績?yōu)椋??+?scores);
????HelloWorld?hello=?new?HelloWorld();??
????hello.show(scores);???
????????
????????
????}
????
????//定義方法完成成績排序并輸出前三名的功能
????public?void?show(int[]?scores){
????????Arrays.sort(scores);
????????int?num=0;
????????for(int?i=scores.length-1;i>=0;i--){
????????????if(scores[i]<0||scores[i]>100){
????????????????continue;
????????????}
????????????num++;
????????????if(num>3){
????????????????break;
????????????}
????????????System.out.println(scores[i]);
????????}
????}
????
????
????
????
????
????
????
????
????
}
2015-05-11
不是亂碼,你System.out.println("考試前3名成績?yōu)椋??+?scores);這句話打印的是scores數(shù)組的地址,所以你看不懂