chcb111

摘要： #include int main(void){ int x,y; printf("Enter x:"); scanf("%d",&x); if(xint main(void){ int count,i,n; double grade,total; printf("Enter n:"); scanf("%d",&n); total=0; count=0; for(i=1;i60){ count++; } } printf("Grade average=%.2f\n",total/ 阅读全文

摘要： #includeint main(void){ int i,n; double x,y; double fee(double x); printf("Enter n:"); scanf("%d",&n); for(i=1;i<=n;i++) { printf("Enter x:"); scanf("%Lf",&x); if(x<=0) printf("输入错误，重新输入"); else{ y=fee(x); } printf(... 阅读全文