import
java.util.*;
import
java.io.*;
public
class
MakeData
{
public
static
void
main(String
[]args)
throws
IOException
{
Scanner
sc
=
new
Scanner(new
File(args[0]));
double
p
=
Double.parseDouble(args[1]);
String
s
=
"";
ArrayList<String>
data
=
new
ArrayList<String>();
while
(sc.hasNext()){
s
=
sc.next();
if
(Math.random()
<=
p)
data.add(s);
}
for
(String
x
:
data)
System.out.println(x);
}
}