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//有错 ,大佬们帮帮我吧
#include<stdio.h>
#include <math.h>
int main(void)
{
int c,s;
double p,w,d,f;
scanf("%f%f%d",&p,&w,&s);
if(s<250)
{
d=0;
}
else if(s>=250&&s<500)
{
d=2;
}
else if(s>=500&&s<1000)
{
d=5;
}
else if(s>=1000&&s<2000)
{
d=8;
}
else if(s>=2000&&s<3000)
{
d=10;
}
else if(s>=3000)
{
d=15;
}
f=p*w*s*(1-d/100.0);
printf("freight=%f\n",f);
}
结果如下:
2 2 250
freight=0.000000
--------------------------------
Process exited after 16.13 seconds with return value 0
请按任意键继续. . .
照搬老师的也是一样
#include<stdio.h>
#include <math.h>
int main(void)
{
int c,s;
double p,w,d,f;
scanf("%f,%f,%d",&p,&w,&s);
if(s >= 3000)
{
c = 12;
}
else
{
c = s/250;
}
switch(c)
{
case 0:
d=0;
break;
case 1:
d=2;
break;
case 2:
case 3:
d=5;
break;
case 4:
case 5:
case 6:
case 7:
d=8;
break;
case 8:
case 9:
case 10:
case 11:
d=10;
break;
case 12:
d=15;
break;
}
f = p*w*s*(1-d/100.0);
printf("freight = %f\n",f);
}
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