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  1. awk  ' { print $1 } '  | ls
  2.  
  3.  
Runtime error #stdin #stdout 0.01s 4272KB
comments (?)
stdin 
1
2
10
42
11
stdout 
Standard output is empty
https://ideone.com/UkZnZ
language:
AWK (gawk 4.2.1)
created:
14 years ago
visibility:
public

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