#include <iostream>
#include <iomanip>
using namespace std;

int main() {

    double x,y;
    cin >> x>>y;
    x/=y;
    x/=y;
    if(x<18.5){
        cout<<"偏瘦";
    }else if(x<20.9){
        cout<<"苗条";
    }else if(x<=24.9){
        cout<<"适中";
    }else{
        cout<<"偏胖";
    }
    return 0;
}

拿上题板子直接改就行。