Fatal error: Uncaught TypeError: Unsupported operand types: string - int in /in/DfIPM:6
Stack trace:
#0 {main}
thrown in /in/DfIPM on line 6
Process exited with code 255.
Warning: A non-numeric value encountered in /in/DfIPM on line 6
Warning: A non-numeric value encountered in /in/DfIPM on line 6
Warning: A non-numeric value encountered in /in/DfIPM on line 6
Warning: A non-numeric value encountered in /in/DfIPM on line 6
Warning: A non-numeric value encountered in /in/DfIPM on line 6
Warning: A non-numeric value encountered in /in/DfIPM on line 6
Warning: A non-numeric value encountered in /in/DfIPM on line 6
Warning: A non-numeric value encountered in /in/DfIPM on line 6