Fatal error: Uncaught ArgumentCountError: Too few arguments to function add(), 1 passed in /in/Vgo2j on line 5 and exactly 2 expected in /in/Vgo2j:2
Stack trace:
#0 /in/Vgo2j(5): add(2)
#1 {main}
thrown in /in/Vgo2j on line 2
Process exited with code 255.
Warning: Missing argument 2 for add(), called in /in/Vgo2j on line 5 and defined in /in/Vgo2j on line 2
Notice: Undefined variable: b in /in/Vgo2j on line 3
int(2)