POJ 1326

 1 #include<iostream>
 2 #include<string>
 3 using namespace std;
 4 int main(){
 5     string original_city=" ";
 6     string distance_city=" ";
 7     int length;
 8     char code;
 9     int sum=0;
10     do{
11         do{
12     cin>>original_city;
13     if(original_city=="0")
14         break;
15     if(original_city=="#")
16         return 0;
17     cin>>distance_city;
18     cin>>length;
19     /*if(length<=0)
20         return 0;*/
21     cin>>code;
22     switch(code){
23     case ‘F‘:length*=2;break;
24     case ‘B‘:length+=(length+1)/2;break;
25     case ‘Y‘:switch(length<=500){
26                case 1:length=500;break;
27                case 0:break;
28            }break;
29     }
30     sum+=length;
31         }while(1);
32     cout<<sum<<endl;
33     sum=0;
34     }while(1);
35 
36 }