Fatal error: Uncaught TypeError: Unsupported operand types: string - int in /in/ce3Ql:3
Stack trace:
#0 {main}
thrown in /in/ce3Ql on line 3
Process exited with code 255.
Warning: A non-numeric value encountered in /in/ce3Ql on line 3
bool(false)
Warning: A non-numeric value encountered in /in/ce3Ql on line 4
string(4) "t;t&"