ABS - Absolute value

Write a program in C# to calculate and display the absolute value of a number x.

If the number is positive, its absolute value is exactly the number x. If it is negative, its absolute value is -x.

Input

7

Output

Absolute value is 7

Solution

using System;
public class AbsoluteValue
{
    public static void Main(string[] args)
    {
        int x = Convert.ToInt32(Console.ReadLine());

        int abs;
        if (x < 0)
        {
            abs = -x;
        }
        else
        {
            abs = x;
        }

        Console.WriteLine("Absolute value is {0}", abs);
    }
}