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| import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("请输入两个字符串:");
String str1 = scanner.nextLine();
String str2 = scanner.nextLine();
System.out.println(judgment(str1, str2) ? "是旋转词" : "不是旋转词");
}
public static String switchArr(String str) {
if (str == null) {
return null;
}
return str.substring(1) + str.charAt(0);
}
public static boolean judgment(String str1, String str2) {
str1 = switchArr(str1);
if (str1.length() != str2.length()) {
return false;
}
for (int i = 1; !str1.equals(str2); i++) {
str1=switchArr(str1);
if (i == str1.length()) {
return false;
}
}
return true;
}
}
|
