import java.util.*;
public class Jvav {
public void haoyangZhengXingPutOut(int a){
System.out.println(a);
}
public void haoyangFuDianPutOut(double a){
System.out.println(a);
}
public void haoyangZiFuPutOut(String a){
System.out.println(a);
}
public void haoyangBuErPutOut(boolean a){
System.out.println(a);
}
public int haoyangZhengXingGetIn(){
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
sc.close();
return a;
}
public double haoyangFuDianGetIn(){
Scanner sc = new Scanner(System.in);
double a = sc.nextDouble();
sc.close();
return a;
}
public String haoyangZiFuGetIn(){
Scanner sc = new Scanner(System.in);
String a = sc.next();
sc.close();
return a;
}
public void haoyangBuErPanDuan(boolean a){
if(a==true){
System.out.println(true);
}
else{
System.out.println(false);
}
}
}
public class Jvav {
public void haoyangZhengXingPutOut(int a){
System.out.println(a);
}
public void haoyangFuDianPutOut(double a){
System.out.println(a);
}
public void haoyangZiFuPutOut(String a){
System.out.println(a);
}
public void haoyangBuErPutOut(boolean a){
System.out.println(a);
}
public int haoyangZhengXingGetIn(){
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
sc.close();
return a;
}
public double haoyangFuDianGetIn(){
Scanner sc = new Scanner(System.in);
double a = sc.nextDouble();
sc.close();
return a;
}
public String haoyangZiFuGetIn(){
Scanner sc = new Scanner(System.in);
String a = sc.next();
sc.close();
return a;
}
public void haoyangBuErPanDuan(boolean a){
if(a==true){
System.out.println(true);
}
else{
System.out.println(false);
}
}
}