version 10.3

This commit is contained in:
Irmen de Jong 2024-04-18 21:50:48 +02:00
parent e3e7b060b7
commit 054b4636e0
3 changed files with 5 additions and 11 deletions

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@ -121,12 +121,11 @@ This code calculates prime numbers using the Sieve of Eratosthenes algorithm::
%zeropage basicsafe %zeropage basicsafe
main { main {
bool[256] sieve
ubyte[256] sieve
ubyte candidate_prime = 2 ; is increased in the loop ubyte candidate_prime = 2 ; is increased in the loop
sub start() { sub start() {
sys.memset(sieve, 256, false) ; clear the sieve sys.memset(sieve, 256, 0) ; clear the sieve
txt.print("prime numbers up to 255:\n\n") txt.print("prime numbers up to 255:\n\n")
ubyte amount=0 ubyte amount=0
repeat { repeat {
@ -162,9 +161,6 @@ This code calculates prime numbers using the Sieve of Eratosthenes algorithm::
} }
} }
when compiled an ran on a C-64 you'll get: when compiled an ran on a C-64 you'll get:
![c64 screen](docs/source/_static/primes_example.png) ![c64 screen](docs/source/_static/primes_example.png)

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@ -124,9 +124,7 @@ This code calculates prime numbers using the Sieve of Eratosthenes algorithm::
ubyte candidate_prime = 2 ; is increased in the loop ubyte candidate_prime = 2 ; is increased in the loop
sub start() { sub start() {
; clear the sieve, to reset starting situation on subsequent runs sys.memset(sieve, 256, 0) ; clear the sieve
sys.memset(sieve, 256, false)
; calculate primes
txt.print("prime numbers up to 255:\n\n") txt.print("prime numbers up to 255:\n\n")
ubyte amount=0 ubyte amount=0
repeat { repeat {
@ -147,7 +145,7 @@ This code calculates prime numbers using the Sieve of Eratosthenes algorithm::
while sieve[candidate_prime] { while sieve[candidate_prime] {
candidate_prime++ candidate_prime++
if candidate_prime==0 if candidate_prime==0
return 0 ; we wrapped; no more primes available in the sieve return 0 ; we wrapped; no more primes
} }
; found next one, mark the multiples and return it. ; found next one, mark the multiples and return it.

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@ -5,4 +5,4 @@ org.gradle.daemon=true
kotlin.code.style=official kotlin.code.style=official
javaVersion=11 javaVersion=11
kotlinVersion=1.9.22 kotlinVersion=1.9.22
version=10.3-SNAPSHOT version=10.3