import java.util.*;
import java.io.*;

public class Setup {
	public static void main (String args[]) {
		Scanner stdin = new Scanner( System.in );
		System.out.print( "User id: " );
		String s = stdin.next();

		String os = System.getProperty( "os.name" );

		String uvahome;
		if ( os.indexOf( "Windows" ) == 0 ) {
			uvahome = "J:\\";
		}
		else if ( os.indexOf( "Mac" ) == 0 ) {
			uvahome = "/Volumes/" + s;
		}
		else {
			uvahome = "/home/" + s ;
		}
		
		File public_html = null;
		try {
			public_html = new File( uvahome, "public_html" );
	
			if ( ! public_html.exists() ) {
				boolean made = public_html.mkdir();
				if ( ! made ) {
					System.out.println( "See TAs: public_html cannot be made" );
					System.exit( 1 );
				}
			}
			else if ( ! public_html.isDirectory() ) {
				System.out.println( "See TAs: public_html is not a folder" );
				System.exit( 1 );
			}
		}
		catch ( Exception e ) {
			System.out.println( "See TAs: file exception for public_html" );
			System.exit( 1 );
		}
		
		System.out.println( "public_html: is folder" );

		File ximu = null;
		try {
			ximu = new File( public_html, "ximu" );
	
			if ( ! ximu.exists() ) {
				boolean made = ximu.mkdir();
				if ( ! made ) {
					System.out.println( "See TAs: ximu cannot be made" );
					System.exit( 1 );
				}
			}
			else if ( ! ximu.isDirectory() ) {
				System.out.println( "See TAs: ximu is not a folder" );
				System.exit( 1 );
			}
		}
		catch ( Exception e ) {
			System.out.println( "See TAs: file exception for ximu" );
			System.exit( 1 );
		}

		System.out.println( "ximu: is folder" );

		try {
			File status = new File( ximu, "status" );
			if ( status.isDirectory() ) {
				System.out.println( "See TAs: status is a folder" );
				System.exit( 1 );
			}
			PrintStream out = new PrintStream( status );
			out.println( "gone" );
		}
		catch ( Exception e ) {
			System.out.println( "See TAs: cannot set up status" );
			System.exit( 1 );
		}

		System.out.println( "status: set to gone" );

		try {
			File friends = new File( ximu, "friends" );
			if ( friends.isDirectory() ) {
				System.out.println( "See TAs: friends is a folder" );
				System.exit( 1 );
			}

			PrintStream out = new PrintStream( friends );

			String list = "acp4q\naje8m\nbcs8d\nbd4t\nblo2j\ncas9rb\ncjh7e\n"
					+ "clz2t\ndhr9p\ndis9d\ndrh7a\ndys8h\nekt8c\ngls9b\nhrm4x\n"
					+ "hyl2n\niak2b\njaa7p\njag5ac\njak6t\njck7x\njea6t\n"
					+ "jmb2ah\njmb3bc\njpc\nkav5y\nkaw2z\nked4p\nkjw6f\nkkk5z\n"
					+ "kmd9q\nlaa2v\nlag4m\nlrm3n\nmar3ak\nmat7p\nmcj8d\n"
					+ "mes5gg\nmjv6b\nmlm5ca\nnlh3z\nnmr9p\nnrk5q\npwb7g\n"
					+ "rmm7z\nrtb9s\nscw6u\nseh5t\nsle5r\nslj4t\ntep5h\nwal3a\n"
					+ "wla6n\ncohoon";

			out.println( list );
		}
		catch ( Exception e ) {
			System.out.println( "See TAs: cannot set up friends" );
			System.exit( 1 );
		}

		System.out.println( "friends: set to classmates, tas, and instructor" );
	}
}