#include <stdio.h>
main()
{
	char Name[50];
	char Surname[50];
	char Number[50];
	int score, midscore, final,sumscore;
	printf("Enter your Name : ");
	scanf("%s",Name);
	printf("Enter your Surname : ");
	scanf("%s",Surname);
	printf("Enter your Number : ");
	scanf("%s",Number);
	printf("Enter your Score : ");
	scanf("%d",&score);
	printf("Enter your Midscore : ");
	scanf("%d",&midscore);
	printf("Enter your Final : ");
	scanf("%d",&final);
	sumscore = (score+midscore+final);
	printf("----------------------------------------\n");
	if (sumscore>=80)
	{
		printf("Name : %s Surname : %s Number:%s\n",Name, Surname, Number);
		printf("Score: %d Grade A ",sumscore);
	}
	else if (sumscore>=70)
	{
		printf("Name : %s Surname : %s Number:%s\n",Name, Surname, Number);
		printf("Score: %d Grade B ",sumscore);
	}
	else if (sumscore>=60)
	{
		printf("Name : %s Surname : %s Number:%s\n",Name, Surname, Number);
		printf("Score: %d Grade C ",sumscore);
	}
	else if (sumscore>=50)
	{
		printf("Name : %s Surname : %s Number:%s\n",Name, Surname, Number);
		printf("Score: %d Grade D ",sumscore);
	}
	else
	{
		printf("Name : %s Surname : %s Number:%s\n",Name, Surname, Number);
		printf("Score: %d Grade F ",sumscore);
	}
}