/*
import java.util.*; //#include stdio.h
// 자동완성 : ctrl + space
//compile : ctrl+ F11
public class Main {
public static void main(String[] args) {
//자료형
int a=5;
long a1; //long long int
float b;
double c;
char d='a';
String e="안녕"; //문자열
System.out.println("hello world");
System.out.println("a 변수의 값은 "+a+"입니다.");
System.out.println("그리고 e의 값은 "+e+"입니다.");
//syso + ctrl + space
/////////////////////////////////////
Scanner sc = new Scanner(System.in); //스캐너 생성
int x;
x = sc.nextInt();
int y = sc.nextInt();
float z = sc.nextFloat();
String str= sc.next(); // 한 단어
String str1 = sc.nextLine(); //한 줄
System.out.println(y);
//////////////////////////////////
}
}
*/
/*
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
String e= sc.next();
System.out.println(e);
}
}
*/
/*
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
int b = sc.nextInt();
System.out.println(a + " " + b);
}
}
*/
/*
import java.util.*;
public class Main {
public static void main(String[]args) {
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
System.out.println(a + " " + a + " " + a);
if(a==1){
int cnt=0;
}
else if(a==3)
{
}
for(int i=0;i<5;i++) {
System.out.println(i);
}
}
}
*/
import java.util.*;
public class Main {
public static void main(String[]args) {
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
if(a<=10)
{
System.out.println("정상");
}
else if(a<=20)
{
System.out.println("과체중");
}
else if(a>20)
{
System.out.println("비만");
}
}
}