public class ReadTextBlock {
    
    public static void main(String[] args) throws Exception {
		
        TextBlock newTextBlock = new TextBlock();
        
        BufferedReader reader = new BufferedReader(new FileReader("input.txt"));
		
	String line = reader.readLine();
        
	int lineCount = 0;
        int lineLength = 0;
        
	while (line != null) {
		    
            char lineArray[] = line.toCharArray();
            newTextBlock.add(lineArray);
            line = reader.readLine();
            lineCount++;
            lineLength=lineArray.length;
		     
	}

	newTextBlock.traverse(lineCount-1,lineLength-1,"");
		
    }

}