#include <iostream>
using namespace std;

int inches2feet(int inches);
int inches2inches(int inches);
int rdht(char c1,char c2);
void outht(int inches);

int main()
{
  char gender;
  int ft,in,m,f,ht;

  while(1){
    cout << "Is the child a boy (m) or a girl (f)?";
    cin >> gender;
    switch(gender){
    case 'M':
    case 'm':
      m = rdht('m','o');
      f = rdht('f','a');
      outht((13*m/12+f)/2);
      break;
    case 'F':
    case 'f':
      m = rdht('m','o');
      f = rdht('f','a');
      outht((m+12*f/13)/2);
      break;
    default:
      exit(0);
    }
  }
  return 0;
}

int inches2feet(int inches){
  return (inches/12);
}

int inches2inches(int inches){
  return (inches % 12);
}

int rdht(char c1,char c2){
  int feet, inches;
  cout << "What is the height of the " << c1 << c2 << "ther(feet and inches)?";
  cin >> feet >> inches;
  return (12*feet + inches);
}

void outht(int h){
  int ft,in;
      ft = inches2feet(h);
      in = inches2inches(h);
      cout << "The height of the child will probably be " << ft << " feet " <<
	in << " inches\n";
}