uva 10878 - Decode the tape

 1 #include <cstdio>
 2 using namespace std;
 3 
 4 int main()
 5 {
 6     char line[50];
 7     while(gets(line))
 8     {
 9         if(line[0] != ‘|‘) continue;
10         char c = 0;
11         for (int i = 0; line[i]; i++)
12         {
13             if(line[i] == ‘ ‘ || line[i] == ‘o‘)
14                 c <<= 1;
15             if(line[i] == ‘o‘)
16                 c ++;
17         }
18         printf("%c", c);
19     }
20     return 0;
21 }