Program to calculate division by entering marks in C

Program to calculate division by entering marks in C

            #include <stdio.h>

            #include <conio.h>

            void main() {

                        float s1, s2, s3, s4, s5, total, percent;

                        clrscr();

                        printf("Enter marks of five subjects : ");

                        printf("\nSubject 1 = "); scanf("%f", &s1);

                        printf("Subject 2 = "); scanf("%f", &s2);

                        printf("Subject 3 = "); scanf("%f", &s3);

                        printf("Subject 4 = "); scanf("%f", &s4);

                        printf("Subject 5 = "); scanf("%f", &s5);

                        total=s1+s2+s3+s4+s5;

                        percent=total/500*100;

                        if(percent>=60) {

                                    printf("\nTotal marks : %f", total);

                                    printf("\nFirst Division");

                        } else if (percent>=45) {

                                    printf("\nTotal marks : %f", total);

                                    printf("\nSecond Division");

                        } else if (percent>=35) {

                                    printf("\nTotal marks : %f", total);

                                    printf("\nThird Division");

                        } else {

                                    printf("\nTotal marks : %f", total);

                                    printf("\nFail");

                        }

                        getch();

            }