#include<stdio.h>
int 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("y=%.3f\n",y
);
}
return 0;
}
double fee(
double x)
{
double y;
if(x<=
50)
{
y=
0.53*
x;
}
else
{
y=
26.5+
0.58*(x-
50);
}
return y;
}
转载于:https://www.cnblogs.com/liruijia199531/p/3378424.html
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