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

struct gpa
{
					char name;
					int grade;
					char letter;
			};

	void main()
	{
			int k;
			int a;

				struct gpa a;
				printf("name : ");
				scanf("%s", &a.name);
				printf("grade : ");
				scanf("%d", &a.grade);
				k = a.grade/10;
				if (k>= 9)
						a.letter ='A';
				else if	(9>k && k>= 8)
						a.letter ='B';
				else if (8>k && k>=7)
						a.letter='C';
				else if (7>k && k>=6)
						a.letter='D';
				else
						a.letter ='F';

				printf("%s has the grade of %d gpa is %c\n", a.name, a.grade, a.letter);
				printf("ths size of this structure is %d byte\n", sizeof(a));
			}