$'d' -(!!)()()# $'P' -1s(!!){d}o()()0g# $'p' # -{P}< #{p}-@ $'f' -(!!)2c(!c!)(!y!)()(y){p}(!P!)(!!)(c)()9()g# $'g'-i2mc2c(!e!)1a(!!)0()p()z1sc(!!)(!d!)()p(e)p{g}# -e< # $'h' # -{f}< #{h}a1-@ $'main' -[00000]{d}p{d}p{g}0{h}#