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  1. #!/bin/bash
  2. temp="1 1 -1 1.5 3 -2.3"
  3. echo "$temp" | grep -oP '(?<!\S)1(?!\S)' | wc -l
  4. echo "$temp" | perl -lne 'END {print $c} map ++$c, /(?<!\S)1(?!\S)/g'
Success #stdin #stdout 0s 5096KB
comments (?)
stdin 
Standard input is empty
stdout 
2
2
https://ideone.com/vb6Zcy
language:
Bash (bash 5.0.3)
created:
4 years ago
visibility:
secret

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