How to reverse a number in Java

1 Answer

0 votes
public class MyClass {
    public static int reverse_number(int num) {
        int reminder = 0, reverse = 0;

        while (num != 0) {    
            reminder = num % 10;      
            reverse = reverse * 10 + reminder;    
            num /= 10;    
        }

        return reverse;
    } 
     
    public static void main(String args[]) {
        int num = 37598; 
       
        System.out.println(reverse_number(num));
    }
}
 
 
/*
run:
 
89573
 
*/


answered Sep 11, 2014 by avibootz
edited Apr 24, 2024 by avibootz
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