From 73e402bcb7cf61cc724047b0c90da4332610a9a1 Mon Sep 17 00:00:00 2001
From: PlexSheep <software@cscherr.de>
Date: Sun, 10 Dec 2023 15:06:42 +0100
Subject: [PATCH] it works a bit

---
 bin/Factorial.class | Bin 0 -> 442 bytes
 src/Factorial.jas   |  51 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 51 insertions(+)
 create mode 100644 bin/Factorial.class
 create mode 100644 src/Factorial.jas

diff --git a/bin/Factorial.class b/bin/Factorial.class
new file mode 100644
index 0000000000000000000000000000000000000000..a2af7ca00ca206f0437a8bec7c495d6fe253fef6
GIT binary patch
literal 442
zcmZvX%}T>S6ot=CYRAM>W8+k-Zd{pcnuU-}#f?xX2nvO6+&I?QPDvAKQ^Ch^??x92
zE_?tV#z#<Zf3Oss#r>Ik=X_^Azu!Lq)UfYh2YZBye|gqd_bN<O+6`OzP^aB`&?dNx
z+w<#w+{p>WW1Z^!M8I@VfGw~|ux?c+&xTqhTsIcA=?86rEkfZmyNNjsluj+Ife3ah
z8xK2iLnpC=GO7e`3e#D5!Tg+E#A-kgcattjZLFZU<f!#9%Hx3z0hguyX3!**{^+&7
z8WGHF%$}wH-}eM89?d4p)H)8Z%e=`k!Q!wvI^2~x6X#+TZ}6Tc3$U<?%6xvruS~u>
zbSYw65xGWWNRmb`;^5L1cZS5{&zFRx-qT#51Y<7XO@V-T!TKxYj6m4nMFZQv0ccju

literal 0
HcmV?d00001

diff --git a/src/Factorial.jas b/src/Factorial.jas
new file mode 100644
index 0000000..5511b7d
--- /dev/null
+++ b/src/Factorial.jas
@@ -0,0 +1,51 @@
+.class public Factorial
+.super java/lang/Object 
+
+.method public <init>()V 
+    aload 0
+    invokenonvirtual java/lang/Object/<init>()V
+    return
+.end method
+
+.method public static factorial(I)I ; calc `given`!
+    .limit locals 3
+    .limit stack  5
+    bipush 1 ;
+    istore 0 ; store the parameter `given`
+    bipush 1 ; we start calculating with `p`=1
+    istore 1 ; store `p`
+    bipush 2 ; we start calculating with `j`=1
+    istore 2 ; store `j`
+    loop:
+        ; p *= j
+        iload 1         ; load p
+        iload 2         ; load j
+        imul            ; multiply p and j
+        istore 1        ; store p*j in p
+
+        ; j++
+        iload 2         ; load j
+        bipush 1        ; put a 1 on the stack
+        iadd            ; add j and 1
+        istore 2        ; store j+1 in j
+
+        ; if j<given
+        iload 2         ; load j
+        iload 0         ; load given
+        if_icmplt loop  ; if j < given goto loop
+
+    ; else return given * p
+    iload 0         ; load given
+    iload 1         ; load p
+    imul            ; multiply given and p
+
+    ireturn          ; return given*p
+.end method
+
+.method public static main([Ljava/lang/String;)V
+    .limit locals 1
+    .limit stack  3
+    getstatic     java/lang/System/out Ljava/io/PrintStream;
+    invokevirtual java/io/PrintStream/println(Ljava/lang/String;)V 
+    return
+.end method