#include <stdio.h>
void main (void)
{
int classes,i,student,y;
float avepup,test1,test2,quiz1,quiz2,ahvoda;
clrscr();
	printf("Insert the number of classes\n");
	scanf("%d",&classes);
	for(i=0;i<classes;i++)
		{
		printf("Insert the number of students in the class\n");
		scanf("%d",&student);
		for(y=0;y<student;y++)
			{
			printf("Insert the marks of the student\n (2 tests,2 quizes,1 avodat hagasha)\n");
			scanf("%f %f %f %f %f",test1,test2,quiz1,quiz2,ahvoda);
			avepup=(((test1+test2)/4)+((3*quiz1+3*quiz2)/20)+ahvoda/5);
			printf("%f",&avepup);
			}
		}
}

scanf("%f %f %f %f %f",test1,test2,quiz1,quiz2,ahvoda); 

printf("%f",&avepup);

void main()
{
int classes,i,student,y;
float avepup,test1,test2,quiz1,quiz2,ahvoda;
	printf("Insert the number of classes\n");
	scanf("%d",&classes);
	for(i=0;i<classes;i++)
		{
		printf("Insert the number of students in the class\n");
		scanf("%d",&student);
		for(y=0;y<student;y++)
			{
			printf("Insert the marks of the student\n (2 tests,2 quizes,1 avodat hagasha)\n");
			scanf("%f %f %f %f %f",&test1,&test2,&quiz1,&quiz2,&ahvoda);
			avepup=(((test1+test2)/4)+((3*quiz1+3*quiz2)/20)+ahvoda/5);
			printf("%f",avepup);
			}
		}
}