Tail N Number of Lines from an Input File

Given a text file as input, return the list containing last N number of lines.

Example:

Input File Content:

public Class Test{
int c(int a);
} 

Input n: 2 

Output: 
int c(int a);
}

Need a hand? Try out these hints, one at a time.

Quick hint to get things rolling

The key here is to store all the lines of the input file and then return

n lines from the end.




              
                
                  
                    
                      Final hint! You should be able to code the problem on viewing this.
                    
                  
                
                
                  
                    1. Make use of BufferedReader object to read through the contents of the input file and store it in a list.
2. Return last n values from this list as an output.


      

      
          
            
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    public static ArrayList<String> tailFile(File file, int numberOfLines) throws IOException
    {
        



    }

    
    
    
      
        
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    This Coding Interview Question is available with an answer in the following programming languages : 


    
      
      

      C
      
    
    
      
      

      Java
      
    
    
      
      

      Python