Notice: Use of undefined constant NAN - assumed 'NAN' in /in/3CNOc on line 3
NAN
---
Notice: Use of undefined constant NAN - assumed 'NAN' in /in/3CNOc on line 5
NAN
Output for 4.3.0
Notice: Use of undefined constant NAN - assumed 'NAN' in /in/A5MlD on line 3
NAN
---
Notice: Use of undefined constant NAN - assumed 'NAN' in /in/A5MlD on line 5
NAN