Answers for "reverse number syntax in java"

1

reverse number in java

import java.util.*;
class reverse
{
    public static void main(String args[])
    {
        Scanner sc = new Scanner(System.in);
        System.out.println("Enter String: ");
        String str = sc.next();
        char d;
        String str2 = "";
        int l = str.length();
        for(int i = l-1; i >= 0; i--)
        {
            d = str.charAt(i);
            str2 = str2 + d;
        }
        System.out.println(str2);
        sc.close();
    }
}
Posted by: Guest on March-15-2022
5

reverse a integer in java

while(num != 0) 
{
   int digit = num % 10;
   reversed = reversed * 10 + digit;
   num /= 10;
}
Posted by: Guest on August-16-2020
0

how to reverse a number in java

int rev= 0;
while(num > 9)
{
  rev= rev*10 + num%10;
  num/= 10;
}
Posted by: Guest on December-07-2020

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