WAP to enter Lower And Upper Limit and Print the Cost.

• WAP to enter Lower And Upper Limit and Print the Cost.

#include <stdio.h>
#include <conio.h>
void main()
{
    int up,lo,d;
    float s;
    clrscr();
    printf("enter the upper limit");
    scanf("%d",&up);
    printf("enter the lower limit");
    scanf("%d",&lo);
    d=up-lo;
    if((d>200)&&(d<500))
    s=d*3.50;
    if((d>100)&&(d<200))
    s=d*2.50;
    if(d<100)
    s=d*1.50;
    printf("the sum is %lf",s);
    getch();
   }