题解 | #旋转字符串#

import java.util.*;


public class Solution {
    /**
     * 旋转字符串
     * @param A string字符串 
     * @param B string字符串 
     * @return bool布尔型
     */
    public boolean solve (String A, String B) {
        // write code here
        int len1 = A.length();
        int len2 = B.length();
        if (len1 != len2) {
            return false;
        }
        boolean bool = false;
        for (int i = 0; i < len1; i++) {
            String str1 = A.substring(0, i);
            String str2 = A.substring(i);
            String str3 = str2 + str1;
            if (str3.equals(B)) {
                bool = true;
                break;
            }
        }
        return bool;
    }
}