# include <stdio.h>
# include <stdlib.h>


int CalcGrade(char StudentAnswers[5], char AnswerKey[5]){
	int i;
	int grade=0;

	for (i=0;i<5;i++)
		if (StudentAnswers[i] == AnswerKey[i])
			grade++;

	return grade;

}


void main(void){
	char AnswerKey[5];
	char StudentAnswers[5];
	int ID[20];
	int scores[20];
	double average=0.0;
	int i,j,k,l;
	int NumStudents=0;
	FILE *fp;

	fp = fopen("scores.txt","r");
	if (fp==NULL){
		printf("Could not open file for reading\n");
		exit(0);
	}

	fscanf(fp,"%s",AnswerKey);

	while (!(feof(fp))){
		fscanf(fp,"%d", &ID[NumStudents]);
		fscanf(fp,"%s",StudentAnswers);
		scores[NumStudents]=CalcGrade(StudentAnswers,AnswerKey);
		average += scores[NumStudents];
		NumStudents++;
	}
	average /= NumStudents;

	printf("%-10s %-15s %-10s\n","ID","Score","Letter");
	printf("-----------------------------------\n");
	
	for (i=0;i<NumStudents;i++){
		if (scores[i]>average)
			printf("%-10d %-15d %-10s\n",ID[i],scores[i],"PASS");
		else
			printf("%-10d %-15d %-10s\n",ID[i],scores[i],"FAIL");
	}

	fclose(fp);
}