#include "utils1.h"

apstring IntToString(int n)
// postcondition: returns stringized form of n    
{
  if (n == 0) 
  {
    return "0";   // special case for 0
  }

  int k;    
  apstring reverse = "";    // will be correct, but in reverse
  apstring val = "";        // the string returned

  if (n < 0)                // start with "-" if n < 0
  {
    val = "-";
    n = -n;
  }
  while (n > 0)             // get each digit, catenate in reverse
  {
    reverse += char('0' + n % 10);
    n /= 10;
  }

  // now build the string to return by "unreversing"

  for (k = reverse.length() - 1; k >= 0; k--)
  {
    val += reverse[k];
  }
  return val;
}