local load_pnm = require("load_pnm").load
local shitty_disp = require("shitty_disp").disp
local perr = require("util").perr

local file,err = fs.open("/J.pbm","r")
perr(err,"fs.open")
local ff = file.readAll()
local img = load_pnm(ff)
shitty_disp(img)