#include<iostream>
using namespace std;

int main()
{
   // Declare student count variable
   int studentsHere, studentsTotal, studentsAbsent;

   // Ask for number of students enrolled
   cout << "How many students are enrolled? ";
   cin >> studentsTotal;

   // Ask for number of students present
   cout << "How many students do you see? ";
   cin >> studentsHere;

   // Determine and announce number of absent students
   studentsAbsent = studentsTotal - studentsHere;
   cout << "There are " << studentsAbsent << " students absent!" << endl;
   return 0;
}