mirror of
https://github.com/irmen/prog8.git
synced 2024-11-22 15:33:02 +00:00
30 lines
573 B
Lua
30 lines
573 B
Lua
%import textio
|
|
%zeropage basicsafe
|
|
|
|
; This example computes the first 20 values of the Fibonacci sequence.
|
|
; Note: this program is compatible with atari.
|
|
|
|
main {
|
|
sub start() {
|
|
txt.print("fibonacci sequence")
|
|
txt.nl()
|
|
|
|
repeat 21 {
|
|
txt.print_uw(fib_next())
|
|
txt.nl()
|
|
}
|
|
|
|
void txt.waitkey()
|
|
}
|
|
|
|
uword fib_prev = 0
|
|
uword fib_current = 1
|
|
|
|
sub fib_next() -> uword {
|
|
uword new = fib_current + fib_prev
|
|
fib_prev = fib_current
|
|
fib_current = new
|
|
return fib_prev
|
|
}
|
|
}
|