fzu Problem 2154 YesOrNo

#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
int main()
{int i,j,k,l,t;char a[500010];char b[500010];while(scanf("%s%s",a,b)!=EOF){int la=strlen(a);int lb=strlen(b);if(la!=lb){printf("No\n");continue;}if(strcmp(a,b)==0){printf("Yes\n");continue;}int flag=0;int f1=1;int f2=1;for(i=0;i<la;i++){if(a[i]==b[0]){t=1;f1=1;f2=1;for(j=i+1;j<la;j++,t++){//printf("%c  %d  %c  %d\n",a[j],j,b[t],t);if(a[j]!=b[t]){f1=0;//printf("ccc\n");break;}}if(f1==0)continue;//printf("bbbbb\n");t=la-i;int h;//printf("tttttt  %d %d\n",t,i);for(j=0;j<i;j++,t++){//printf("jfklsdj\n");// printf("ggggg  %c  %d  %c  %d\n",a[j],j,b[t],t);if(a[j]!=b[t]){f2=0;break;}}if(f2==0)continue;if(f1&&f2){//printf("aaaaa\n");flag=1;break;}}}if(flag){printf("Yes\n");}else{printf("No\n");}}return 0;
}