1 //数组


 2 int main()
 3 {
 4     int muber[100];
 5     double sum = 0.0;
 6     int cnt =0;
 7     int x;
 8     scanf("%d", &x);
 9     while( x != -1)
10     {
11         muber[cnt] = x;
12         cnt ++;
13         sum += x;
14         scanf("%d", &x);
15     }
16     if( cnt >0)
17     {
18         int i;
19         double average = sum / cnt;
20         printf("平均值是%lf\n", average);
21         for (i =0;i<cnt; i++)
22         {
23             if (muber[i] > average){
24                 printf("大于平均值的数为：%d ",muber[i]);
25             }
26         }
27     }
28 　　return0；
29 }