Find the Acsii value or character

#include<iostream>

#include<string>

using namespace std;

int main()

{ int n;

  cout<<"1. To find the ASCII Value of a character \n";

  cout<<"2. To find the character from the given number \n";

  cout<<"Enter your choice";

  cin>>n;

  switch (n)

  {

    case 1:

     { char ch;

       cout << "Enter the character \n";

       cin>>ch;

       cout<<"the ASCII value  is "<<int(ch);

      }

   break;

    case 2:

    {  int x;

      cout << "Enter the value \n";

     cin>>x;

     char b= x ;

     cout<<"The character is "<<b;

    }

   break; 

   default :

  cout<<"Worng value is entered";

   break;

  }

}