A menu

Simplemenu.c

#include <stdio.h>
 
int menu()
{
  printf("Select a menu option\n Option one (1)\n Option two (2)\n Option 3 (3)\n");
 
  int menuSelection;
  printf("Selection: ");
  scanf("%d", &menuSelection);
 
  switch(menuSelection)
  {
    case 1:
      printf("Option One\n");
      return 0;
    break;
 
    case 2:
      printf("Option Two\n");
      return 0;
    break;
 
    case 3:
      printf("Option Three\n");
      return 0;
    break;
 
    default:
      printf("Err: improper input\n");
      return 1;
    break;
  }
}
 
int main()
{
    int failure = menu();
 
    if ( failure >= 1 )
    {
      printf("would you like to try again? [y/N] ");
      char reRun;
      scanf("%s", &reRun);
      if ( reRun == 'y' || reRun == 'Y' )
      {
        printf("\n");
        menu();
      } else
        {
          return 0;
        }
    }
  else
  {
    return 0
  }
  return 0;
}