HackerRank - Paste #4

Problem:

In this challenge, we practice using the paste command to merge lines of a given file.

Given a CSV file where each row contains the name of a city and its state separated by a comma, your task is to restructure the file in such a way, that three consecutive rows are folded into one, and separated by tab.

# Input

• Albany, N.Y.
• Albuquerque, N.M.
• Anchorage, Alaska
• .
• .
• .
• Bridgeport, Conn.

# Output

• Albany, N.Y. Albuquerque, N.M. Anchorage, Alaska
• Asheville, N.C. Atlanta, Ga. Atlantic City, N.J.
• Austin, Texas Baltimore, Md. Baton Rouge, La.
• Billings, Mont. Birmingham, Ala. Bismarck, N.D.
• Boise, Idaho Boston, Mass. Bridgeport, Conn.

# Solution

            
    paste -d ' ' - - - $1
    

# Solution_01

    
    paste -d '\t' - - - $1
    

Post:

• 2025-04 - Filter an Array with Patterns;