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};
HelloWorld hello=new HelloWorld();
int [] topThree=hello.screen(scores);
System.out.println("前三名成绩为:"+Arrays.toString(topThree));
}
//定义方法完成成绩排序并输出前三名的功能
public int screen(int [] scores){
for(i=0,i<(scores.length-1),i++){
if(0<=scores(i)<=100){
int [] scoresNew=scores[i];
}else{
continue;
}
Arrays.sort(scoresNew);
for(int a=(scoresNew.length-1),a>=0,a--){
int [] scoreNewNew=scores[a];
}return topThree;
}
}
}
谢谢回了
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("考试成绩的前三名:");
HelloWorld hello = new HelloWorld();
hello.showTop3(scores);
}
//定义方法完成成绩排序并输出前三名的功能
public void showTop3(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]);
}
}
screen方法里面错误太多。。。。你先仔细检查for循环