#include <iostream>
using namespace std;
 
int main() {
	int creditHour; // intialize number of credit hours
	int studyHours; // intialize number of study hours
	int actualStudyHours; // intialize the actual number of hours the student spends studying
	int diffStudyHours; // intialize the difference between actual study hours and the the amount of hours they should be studying
 
	cin >> creditHour; // take input of number of credit hours from user
	studyHours = creditHour * 3; // assign study hours with credit hours multiplied by 3
	cout << studyHours << endl; //output number of hours you should spend studying
 
	cout << "How many hours do you actually spend studying?" << endl; // Output this question
	cin >> actualStudyHours; // take input of how many hours the user actually spends studying
 
	diffStudyHours = studyHours - (studyHours - actualStudyHours); // find the difference between actual study hours and the the amount of hours they should be studying
	cout << diffStudyHours << endl; // Output the difference
	return 0;
}

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MTUKNQo=

15
5