Program:

#include <stdio.h>
int main(){
int p;

printf("Enter your Percentage:\n");
scanf("%d",&p);

if(p>=80){
printf("\nYour Grade is Distinction.\n");
}

else if(p>=60){
printf("\nYour Grade is First Class.\n");
}

else if(p>=40){
printf("\nYour Grade is Pass Class.\n");
}

else{
printf("Your are FAIL.\n");
}
}

Expected O/P:

Enter your Percentage:
75

Your Grade is First Class.