Fatal error: Uncaught ArgumentCountError: Too few arguments to function abc(), 0 passed in /in/08Cfr on line 10 and exactly 1 expected in /in/08Cfr:3
Stack trace:
#0 /in/08Cfr(10): abc()
#1 {main}
thrown in /in/08Cfr on line 3
Process exited with code 255.
Warning: Missing argument 1 for abc(), called in /in/08Cfr on line 10 and defined in /in/08Cfr on line 3
Notice: Undefined variable: s in /in/08Cfr on line 5