IP Address

 1 #include<stdio.h>
 2 #include<string.h>
 3 int main()
 4 {
 5     char str[101];
 6     int pow[8] = {1,2,4,8,16,32,64,128};
 7     int n,t;
 8     scanf("%d",&n);
 9     while(n--)
10     {
11         int ans = 0;
12         t = 1;
13         scanf("%s",str);
14         int len = strlen(str);
15         for (int i = 0; i < len; i ++)
16         {
17             if(str[i]=='1')
18             {
19                 t = i%8;
20                 ans+=pow[7-t];
21             }
22             if((i+1)%8==0)
23             {
24 
25                 if(i==7)
26                     printf("%d",ans);
27                 else
28                     printf(".%d",ans);
29                 ans = 0;
30             }
31         }
32         printf("
");
33 
34     }
35     return 0;
36 }
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