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<?php $a = print_r();
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Fatal error: Uncaught ArgumentCountError: print_r() expects at least 1 argument, 0 given in /in/b7uOS:3 Stack trace: #0 /in/b7uOS(3): print_r() #1 {main} thrown in /in/b7uOS on line 3
Process exited with code 255.

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