In this thread, we Hello World

c:
#include <stdio.h>
main() { printf("hey worldz\n"); }

6502 ASM on Commodore 64:
frekzp = $FB
chrout = $FFD2
.org $c000
lda #<msgtxt
sta frekzp
lda #>msgtxt
sta frekzp+1
ldy #$00
sta 53280
sta 53281
loop: lda (frekzp),y
beq exit
sty frekzp+2
jsr chrout
ldy frekzp
jmp loop
rts
msgtxt .db 147,5
.asc "HELLO, WORLD"
.db 0