java语言程序设计 第十版（基础篇）6.3-4

public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner input = new Scanner(System.in);
		System.out.print("Enter a integer: ");
		int number = input.nextInt();
		
		if(isPalindrome(number))
			System.out.println(number+" is a polindrome number");
		else
			System.out.println(number+" isn't a polindrome number");
		
	}
	
	public static int reverse(int number) {
		int x;
		int sum = 0;
		while(number!=0) {
			x = number %10;
			sum=(sum*10)+x;
			number /=10;
			
			
		}
		
		return sum;
		
	}
	
	public static boolean isPalindrome(int number) {
		return (number == reverse(number));
		
	}

public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner input = new Scanner(System.in);
		System.out.print("Enter a integer: ");
		int number = input.nextInt();
		reverse(number);
		
	}
	
	public static void reverse(int number) {
		int x ;
		int sum = 0;
		while(number !=0) {
			x = number %10;
			sum = sum*10+x;
			number /=10;
			
		}
		System.out.println("reverse is "+ sum);
		
	}