ch1_6_5求解旋转词问题

import java.util.Scanner;

public class ch1_6_5求解旋转词问题 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in=new Scanner(System.in);
		int n=in.nextInt();
		String s[]=new String[n];
		String t[]=new String[n];

		for(int i=0;i<n;i++) {
			s[i]=in.next();
			t[i]=in.next();
		System.out.println((s[i].length()==t[i].length()&&(t[i]+t[i]).contains(s[i]))?"Yes":"No");
		}
	}

}