How to Reverse a number ?- Java Coding Test Question-1
Please find the solution below :
public class ReverseNumber {
public int reverseNumber(int num) {
//write your code here
int rev =0;
while(num !=0) {
//access last digit from a number
int ld = num %10; // return reminder
rev = rev*10+ld; // 8*10 + 9 = 89
//remove last digit from a number
num = num/10; // return Qutient
}
return rev;
}
public static void main(String[] args) {
ReverseNumber r = new ReverseNumber();
System.out.println(r.reverseNumber(7896)); // if you want to check other number please
//pleas change 7896 to another num
}
}