#include <iostream> using namespace std; int main() { double weight; double height; cin >> weight; cin >> height; // write your code here...... double BMI = weight / (height * height);//BMI计算公式 if (BMI < 18.5) { cout << "偏瘦" << endl; } else if (BMI >= 18.5 && BMI <20.9) { cout << "苗条" << endl; } else if (BMI >= 20.9 && BMI <= 24.9) { cout << "适中" << endl; } else { cout << "偏胖" << endl; } return 0; }