fzu 2154 YesOrNo

 1 #include<iostream>
 2 #include<stdio.h>
 3 #include<cstring>
 4 #include<cstdlib>
 5 using namespace std;
 6 
 7 char a[500005];
 8 char b[500005];
 9 char c[500005];
10 int main()
11 {
12     int i;
13     int alen,blen;
14     bool flag;
15     while(scanf("%s%s",a,b)!=EOF)
16     {
17         getchar();
18         alen=strlen(a);
19         blen=strlen(b);
20         if(alen!=blen){printf("No\n");continue;}
21 
22         flag=false;
23         for(i=0;i<alen;i++)
24         {
25             if(b[0]==a[i])
26             {
27                 strncpy(c,a+i,alen-i);
28                 strncpy(c+alen-i,a,i);
29                 c[alen]=‘\0‘;
30                 printf("%s",c);
31                 if(strcmp(b,c)==0)
32                 {
33                     flag=true;
34                     break;
35                 }
36             }
37         }
38         if(flag==true)
39             printf("Yes\n");
40         else printf("No\n");
41     }
42     return 0;
43 }