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  1. #!/bin/bash
  2. # your code goes here
  3.  
  4. cd $(mktemp -d)
  5.  
  6. mkdir dir1 dir2
  7.  
  8. echo "echo 'this is program 1'" > dir1/program
  9. echo "echo 'this is program 2'" > dir2/program
  10. chmod +x dir1/program dir2/program
  11.  
  12.  
  13. PATH="dir1:dir2"
  14.  
  15. program
  16.  
  17. PATH="dir2:dir1"
  18.  
  19. program
Runtime error #stdin #stdout #stderr 0s 5088KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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./prog.sh: line 15: dir1/program: Permission denied
./prog.sh: line 19: dir2/program: Permission denied
https://ideone.com/qIK42y
language:
Bash (bash 5.0.3)
created:
9 years ago
visibility:
public

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