HackerRank - Head of a Text File #1

Problem:

In this challenge, we practice using the head command to display the first n lines of a text file. Display the first 20 lines of an input file.

# Input

• From fairest creatures we desire increase,
• That thereby beauty's rose might never die,
• But as the riper should by time decease,
• His tender heir might bear his memory:
• But thou contracted to thine own bright eyes,

# Output

• From fairest creatures we desire increase,
• That thereby beauty's rose might never die,
• But as the riper should by time decease,
• His tender heir might bear his memory:
• But thou contracted to thine own bright eyes,

# Solution

            
    head -n 20
    

# Solution_01

            
    while read line 
    do
        echo "$line";
    done | head -n 20
  

Post:

• 2025-04 - 'Tr' Command #2;