BMI calculator

BMIcalculator.cpp

#include <iostream>
using namespace std;
/* run this program using the console pauser or add your own getch, system("pause") or input loop */

int main(int argc, char** argv) {

double bmi,w,h; 

cout<<"Welcome to BMI(body mass index) calculator\n for start please write your weight[kilogram]:";
cin>>w;
cout<<"write your height[meter]:";
cin>>h;
if (h>100){
	h=h/100;
}
bmi=w/(h*h);

if(bmi<=18.5){
	cout<<"your BMI is: "<<bmi<<"\n you are underweight";
}
else if(bmi>18.5&&bmi<=25){
	cout<<"your BMI is: "<<bmi<<"\n you are healthy :)";
}
else if(bmi>25&&30>=bmi){
	cout<<"your BMI is: "<<bmi<<"\n you are overweight";
}
else if(bmi<=40&&bmi>30){
	cout<<"your BMI is: "<<bmi<<"\n you are obese";
}
else if(bmi>40){
	cout<<"your BMI is: "<<bmi<<"\n you are extremely obese you need to do something!!";
}

	return 0;
}