Fatal error: Uncaught TypeError: Unsupported operand types: int + string in /in/RvYIH:8
Stack trace:
#0 /in/RvYIH(14): array_rev(Array)
#1 {main}
thrown in /in/RvYIH on line 8
Process exited with code 255.
Warning: A non-numeric value encountered in /in/RvYIH on line 8
10-3
Warning: A non-numeric value encountered in /in/RvYIH on line 8
25
Warning: A non-numeric value encountered in /in/RvYIH on line 8
31
Warning: A non-numeric value encountered in /in/RvYIH on line 8
31