Bmi cal with obese

#include <stdio.h>

int main()
{
    double wt_lb, ht_in, bmi, ht_ft;

    printf("Please enter your weight: ");
    scanf("%lf", &wt_lb);
    printf("Please enter your height: ");
    scanf("%lf", &ht_in);

    ht_ft = ht_in/12;
    bmi = (703*wt_lb)/(ht_ft*ht_ft);

    if (bmi < 18.5) {
            printf("You have a BMI of %.1f, and your weight status is underweight\n",bmi);
    } else if (bmi >= 18.5 && bmi < 25) {
        printf("You have a BMI of %.lf, and your weight status is normal\n",bmi);
    } else {
        printf("You have a BMI of %.lf, and your weight status is overweight\n",bmi);
    }
     else if (bmi>30){
      	printf("You have a BMI of %.1f, and your weight status is Obese\n",bmi);
	  }