public class T_10 { |
public static void main(String[] args) { |
System.out.println( "请输入一个数字:" ); |
Scanner scanner= new Scanner(System.in); |
String number; |
number=scanner.next(); |
StringBuffer sb= new StringBuffer(number); |
sb.reverse(); //将输入的数字进行反转 |
int count= 0 ; |
for ( int i= 0 ;i<number.length();i++) { |
if (number.charAt(i)==sb.charAt(i)) //返回序列中的指定位置上的值 |
count++; //检索循环了几次 |
} |
if (number.length()==count) |
System.out.println(number+ "是回文数" ); |
else |
System.out.println(number+ "不是回文数" ); |
} |
} |