C++(Absolute value)

Find the absolute value of a number entered by the user. 

int main()

{

      int a;

      cout<<"Enter any number:";

      cin>>a;

      if(a>0)

            cout<<"The absolute value of number is:"<<a;

      else

            cout<<"The absolute value of number is:"<<-(a);

      getch();

      return 0;

}