計算BMI程式碼：

#include <iostream>
using namespace std;
int main()
{
    float height;
    float weight;
    cout << "請輸入身高(公尺):";
    cin >> height;
    cout << "請輸入體重(公斤):";
    cin >> weight;
    float BMI = weight / (height*height);
    cout << "BMI = " << BMI;
    return 0;
}