ch11_4.c

C语言程序设计上机指导与练习 冶金工业出版社 刘怀亮

/*CH11_4*/
/*计算学生的平均成绩和不及格的人数*/
#include"stdio.h"  
struct stu
{
    int num;
    char *name;
    char sex;
    float score;
}boy[5]={
            {101,"Li ping",'M',45},
            {102,"Zhang ping",'M',62.5},
            {103,"He fang",'F',92.5},
            {104,"Cheng ling",'F',87},
            {105,"Wang ming",'M',58},
         };
main()
{
    int i,c=0;
    float ave,s=0;
    for(i=0;i<5;i++)
    {
       s+=boy[i].score;
       if(boy[i].score<60) c+=1;
    }
    printf("s=%f\n",s);
    ave=s/5;
    printf("average=%f\ncount=%d\n",ave,c);
}