摘要： /*计算分段函数*/#includeint main(void){ double x,y; printf("Enter x:"); scanf("%lf",&x); if(xint main(void){ int count,i,n; /*count记录及格人数*/ double grade,total; /*分别存放成绩，成绩之和*/ printf("Enter n:"); scanf("%d",&n); total=0; count=0; for(i=1;i=60){ count... 阅读全文