Write a c program to find grade of a student using if else

Write a c program to print grade of a student using if else statement

#include<stdio.h>

#include<conio.h>

void main()

{

int s1,s2,s3;

float percentage;

clrscr();

printf("Enter three subjects marks:\n");

scanf("%d%d%d",&s1,&s2,&s3);

percentage=(s1+s2+s3)/3.0;

printf("Percentage=%f\n",percentage);

if(percentage>=85.0&&percentage<=100.0)

printf("Distinction");

else

if(percentage>=60.0)

printf("First class");

else

if(percentage>=50.0)

printf("Second class");

else

if(percentage>=35.0)

printf("Pass class");

else

printf("Fail");

getch();

}

Output:

run 1:

Enter the percentage: 92

Distinction

run 2:

Enter the percentage: 80

First class

run 3:

Enter the percentage: 55

Second class

run 4:

Enter the percentage: 42

Pass class

run 5:

Enter the percentage: 33

Fail