Не подсчитывает общее количество

#include <iostream.h>
main ()
{
   int passes = 0, failures = 0, student = 1, result;
 
   while (student <= 10)
   {
   cout << "Vvedite resul'tat (1-sdal, 2-ne sdal): ";
   cin >> result;
   
   if (result == 1)
      passes = passes + 1;
   else
      failures = failures + 1;
   
   student = student + 1;
   }
 
   cout << "4islo sdavshih: " << passes << endl;
   cout << "4islo nesdavshih: " << failures << endl; 
 
   if (passes > 8)
   cout << "Povisit' platu za obu4enie" << endl;
   return 0;
}

#include <iostream.h>
#include <conio.h>
main ()
{
   int passes = 0, failures = 0, student = 1, result;
 
   while (student <= 10)
   {
   cout << "Vvedite resul'tat (1-sdal, 2-ne sdal): ";
   cin >> result;
   
   if (result == 1)
      passes = passes + 1;
   if (result == 2)
      failures = failures + 1;
   
   student = student + 1;
   }
 
   cout << "4islo sdavshih: " << passes << endl;
   cout << "4islo nesdavshih: " << failures << endl; 
 
   if (passes > 8)
   cout << "Povisit' platu za obu4enie" << endl;
   getch();
   return 0;
}