Here’s a really weird #uxn “Hello World” program:

( hello.tal ) ( devices ) |10 @Console [ &vector $2 &read $1 &pad $5 &write $1 &error $1 ] ( macros ) ( print a character to standard output ) %EMIT { .Console/write DEO } ( character -- ) %EMITK { .Console/write DEOk } ( character -- character Consolewrite ) ( print a newline ) %NL { #0a EMIT } ( -- ) ( main program ) |0100 #0a6f #6c #6568 EMITK NIP DEOk NIP DEOk DEOk NIP DEOk NIP DEO ,wo LDRk ( wo w -- ) STH #0d SUB STHr @looper #00 POP ( wo w -- ) EMIT ( wo -- ) INC ( wo+1 -- ) LDRk ( wo+1 o -- ) DUP #00 NEQ ,looper ( wo+1 o 1 looper -- ) JCN ( wo+1 o -- ) BRK @wo 'w 'o 'r 'l 'd 21
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