Submission #131665

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Source Code Expand

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import java.util.*;
import java.util.Map.Entry;

public class Main {
	
	
	public static void main(String[] args) throws IOException{
		Scanner sc = new Scanner(System.in);
		
		final int n = sc.nextInt();
		
		System.out.println(n * 2);
		
		
	}
	
	public static class Scanner {
		
		private BufferedReader br;
		private StringTokenizer tok;
		
		public Scanner(InputStream is) throws IOException{
			br = new BufferedReader(new InputStreamReader(is));
			getLine();
		}
		
		private void getLine() throws IOException{
			while(tok == null || !tok.hasMoreTokens()){
				tok = new StringTokenizer(br.readLine());
			}
		}
		
		private boolean hasNext(){
			return tok.hasMoreTokens();
		}
		
		public String next() throws IOException{
			if(hasNext()){
				return tok.nextToken();
			}else{
				getLine();
				return tok.nextToken();
			}
		}
		
		public int nextInt() throws IOException{
			if(hasNext()){
				return Integer.parseInt(tok.nextToken());
			}else{
				getLine();
				return Integer.parseInt(tok.nextToken());
			}
		}
		
		public long nextLong() throws IOException{
			if(hasNext()){
				return Long.parseLong(tok.nextToken());
			}else{
				getLine();
				return Long.parseLong(tok.nextToken());
			}
		}
		
		public double nextDouble() throws IOException{
			if(hasNext()){
				return Double.parseDouble(tok.nextToken());
			}else{
				getLine();
				return Double.parseDouble(tok.nextToken());
			}
		}
	}
}

Submission Info

Judge Result