復習--switch

1180 ワード

01./*  
02.*             :  
03.* Copyright (c) 2011,            
04.* All rights reserved.  
05.*     :test.cpp  
06.*       :  
07.*     :2013  12   14    
08.*      :v1.0  
09.*              : 
10.*     :   
11.*     : 
12.*     : 
13.*     :  
14.*     :   
15.*/    



#include<iostream>     
using namespace std;  
int main()  
{  
   int c,s;
   float p,w,d,f;
   cout<<"   p,w,s:";
   cin>>p>>w>>s;
   if(s>=3000)

	   c=12;
   else c=s/250;
   swich(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);
   cout<<"freight="<<f<<endl;
return 0;  
}