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try "aa a"

Posted by achilles at 2005-12-15 09:14:10 on Problem 1936
In Reply To:为何啊，为何会是WA？for(ps=s,ii=0,pt=t; (ii<len_s)&&(pt=strchr(pt,*ps));ii++,ps++) Posted by:ning at 2005-12-15 08:56:57

> /*pku 1936  All in All    051213   */
> /* s is a subsequence of t*/
> #define N 100000
> #include<stdio.h>
> #include<string.h>
> int main()
> {
>     char s[N],t[N];
>     long ii;
>     char *p1,*ps,*pt;
>     long len_s;
>     for(;scanf("%s%s",s,t)!=EOF;)
>     {
>         len_s=strlen(s);
>         for(ps=s,ii=0,pt=t; (ii<len_s)&&(pt=strchr(pt,*ps));ii++,ps++)
>            /* printf("%c %c",*pt,*ps);*/;
>         if(ii==len_s)
>             printf("Yes\n");
>         else
>             printf("No\n");
>     }
> }

Followed by:

嘿嘿，多谢老大！！！！ (4) ning 2005-12-15 21:10:05

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