//This program read and categorize the number of each grade
#include <iostream>
// fathi mohamed fathi rezq bekhit
using namespace std;
void showgrade(char[],int);
int main()
{
	const int MAX=50;
	char grade[MAX];
	int num_grade;
	cout<<"Please enter number of grades to be read in.\n";
	cin>>num_grade;
	cout<<"All grades must be upper case A B C D or F"<<endl;
	for (int count=0;count<num_grade;count++)
	{
		cout<<"enter a grade"<<endl;
		cin>>grade[count];
	}
	showgrade(grade,num_grade);
	return 0;
}
void showgrade(char grades[],int size)
{
	int counterA=0,counterB=0,counterC=0,counterD=0,counterF=0;
	for(int count=0;count<size;count++)
	{
		if (grades[count] =='A')
		{
			counterA++;
		}
		else if(grades[count] =='B')
		{
			counterB++;
		}
		else if(grades[count] =='C')
		{
			counterC++;
		}
		else if(grades[count] =='D')
		{
			counterD++;
		}
		else 
		{
			counterF++;
		}
	}
	cout<<"Number of A="<<counterA<<endl;
	cout<<"Number of B="<<counterB<<endl;
	cout<<"Number of C="<<counterC<<endl;
	cout<<"Number of D="<<counterD<<endl;
	cout<<"Number of F="<<counterF<<endl;
}