import java.util.Scanner;
public class Main{
public static void main(String []args){
Scanner sc = new Scanner(System.in);
while(sc.hasNext()){
int sum = 0;
double aver = 0;
int n = sc.nextInt();
int []arr = new int [n];
for(int i = 0; i < n; i++){
arr[i] = sc.nextInt();
sum += arr[i];
}
aver = (double)sum / n;
for(int j = 0; j < n; j++){
if(aver > arr[j]){
System.out.printf("%d ",arr[j]);
}
}
System.out.printf(" ");
System.out.println();
}
}
}
将成绩存入数组中,再求和与平均值,最后遍历数组,输出小于平均值的数。

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