enter the number of rows
Fatal error: Uncaught Error: Undefined constant "a" in /in/qmKHc:6
Stack trace:
#0 {main}
thrown in /in/qmKHc on line 6
Process exited with code 255.
enter the number of rows
Warning: Use of undefined constant a - assumed 'a' (this will throw an Error in a future version of PHP) in /in/qmKHc on line 6
1
enter the number of rows
Notice: Use of undefined constant STDIN - assumed 'STDIN' in /in/qmKHc on line 4
Warning: fgets(): supplied argument is not a valid stream resource in /in/qmKHc on line 4
Notice: Use of undefined constant a - assumed 'a' in /in/qmKHc on line 6
1