Percentage and Grades Program in C

Percentage and Grades Program in C
Percentage and Grades Program in C

WAP that accepts marks of five subjects and finds percentage and prints grades according to the following criteria:
Between 90-100%————–Print „A‟
80-90%—————————-Print „B‟
60-80%—————————Print „C‟
Below 60%———————-Print „D‟

#include<stdio.h>
/*10. WAP that accepts the marks of 5 subjects and finds the sum and percentage marks obtained by the student.*/
void main() 
{
	int hindi, english, science,math,computer,sum ;
	float per;
	printf("Enter marks of Hindi=");
	scanf("%d",&hindi);
	printf("Enter marks of English=");
	scanf("%d",&english);
	printf("Enter marks of Science=");
	scanf("%d",&science);
	printf("Enter marks of Math=");
	scanf("%d",&math);
	printf("Enter marks of Computer=");
	scanf("%d",&computer);
	
	sum=hindi+english+science+math+computer;
	printf("\nSum of marks=%d",sum);
	
	per=(float)sum/5;
	printf("\nPercentage of marks=%f",per);
	
	if(per>=90&&per<=100)
	{
		printf("\nGrade A");
	}
	else if(per>=80&&per<90)
	{
		printf("\nGrade B");
	}
	else if(per>=60&&per<80)
	{
		printf("\nGrade C");
	}
	else if(per<60)
	{
		printf("\nGrade D");
	}
}

Output:

Enter marks of Hindi=45
Enter marks of English=65
Enter marks of Science=89
Enter marks of Math=78
Enter marks of Computer=65

Sum of marks=342
Percentage of marks=68.400002
Grade C
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