ex4-5.c

这是《Keil Cx51 V7.0单片机高级语言编程与uVision2应用实践》教材各章中列出的全部程序例子。

    #include<stdio.h>
    float average(array, n)
    int n;
    float array[];
     {
      int i;
      float aver, sum=array[0];
      for (i=1; i<n; i++)
      sum=sum+array[i];
      aver=sum/n;
      return(aver);
     }

    main() {
      float pot_1[5]={99.9,88.8,77.7,66.6,0};
      float pot_2[10]={11.1,22.2,33.3,44.4,55.5,99.9,88.8,77.7,66.6,0};
      printf("the average of A is  %6.2f\n", average(pot_1,5));
      printf("the average of B is  %6.2f\n", average(pot_2,10));
      while(1);
     }