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based on Eq6mX
Output for 5.1.0 - 5.6.0rc2, 5.7@20140507, 5.7@20140521, 5.7@20140701, hhvm-3.0.1, hhvm-3.1.0, hhvm-3.2@0529
AABC
Output for 5.0.0 - 5.0.5
Fatal error: Class 'RecursiveArrayIterator' not found in /in/leO06 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: recursiveiteratoriterator in /in/leO06 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: recursiveiteratoriterator in /in/leO06 on line 3