Result

WA

Duration

460ms

Code [DL]

read char p

stdin

07 83 35
49 62 95
04 90 87
33 40 03

stdout

--------------------
MEMORY DUMP
--------------------
--------------------

stderr

/usr/bin/lua5.3: main.lua:1330: ERROR: "main.lua:405: bad argument #1 to 'char' (number expected, got string)" AT WORD 3, 'char'
stack traceback:
	[C]: in function 'error'
	main.lua:1330: in local 'stuff'
	main.lua:1356: in function 'rpn'
	main.lua:1374: in main chunk
	[C]: in ?

strace