C program to calculate percentage of student accept subject marks from user

C program to calculate percentage of student accept subject marks from user 

 

void main()
{       float ans;
    int s1,s2,s3,s4,s5;
    char name[20],std[5],sn1[]="C Language",sn2[]="DBMS",sn3[]="FOC",sn4[]="SE",sn5[]="PPMOB";
    clrscr();
    printf("\nEnter the name of student=");
    gets(name);
    printf("\nEnter the standard of student=");
    scanf("%s",&std);
    printf("\n\nEnter the marks of %s out of 30 is=",sn1);
    scanf("%d",&s1);
    printf("\n\nEnter the marks of %s out of 30 is=",sn2);
    scanf("%d",&s2);
    printf("\n\nEnter the marks of %s out of 30 is=",sn3);
    scanf("%d",&s3);
    printf("\n\nEnter the marks of %s out of 30 is=",sn4);
    scanf("%d",&s4);
    printf("\n\nEnter the marks of %s out of 30 is=",sn5);
    scanf("%d",&s5);
    printf("\n\n\n *********** Result ************");
    ans=(s1+s2+s3+s4+s5)/1.5;
    printf("\n\n The percentage of %s is =%.2f%",name,ans);
    getch();
}

C program to calculate percentage of student accept subject marks from user