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import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.StringReader;
public class Main {
public static void main(String[] args) throws Exception {
BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
System.out.println(stdin.readLine());
BufferedReader in = new BufferedReader(new FileReader("Main.java"));
String s, s2 = new String();
while ((s = in.readLine()) != null)
s2 += s + "\n";
in.close();
StringReader in1 = new StringReader(s2);
int c;
while ((c = in1.read()) != -1)
System.out.print((char) c);
BufferedReader in2 = new BufferedReader(new StringReader(s2));
PrintWriter out1 = new PrintWriter(new BufferedWriter(new FileWriter(
"IODemo.out")));
int lineCount = 1;
while ((s = in2.readLine()) != null)
out1.println(lineCount++ + ": " + s);
out1.close();
}
}
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