HDU 1020 Encoding 字符统计

 1 #include<cstdio>
 2 #include<iostream>
 3 #include<cmath>
 4 #include<cstring>
 5 using namespace std;
 6 char ch[15000],before;
 7 int num,n;
 8 int main(){
 9     scanf("%d",&n);
10     while(n!=0)
11     {
12         n--;
13         scanf("%s",ch);
14         int len=strlen(ch);
15         before=ch[0];
16         num=1;
17         for (int i=1;i<len;++i)
18         {
19             if (ch[i]==before)
20             num++;
21             else
22             {
23                 if (num!=1)
24                 printf("%d%c",num,before);
25                 else
26                 printf("%c",before);
27                 num=1;
28                 before=ch[i];
29             }
30             
31         }if (num!=1)
32                 printf("%d%c\n",num,before);
33                 else
34                 printf("%c\n",before);
35         
36     }
37     return 0;
38 }