New instructions, updated examples

examples/99.mga

@@ -2,10 +2,10 @@ INT i
 INT im
 SET i 99
 :beg
-OUT bottles of beer on the wall,$i$ bottles of beer\n
-CP im i
-DEC im 1
-OUT Take one down and pass it around, $im$ bottles of beer on the wall\n
-DEC i 1
+    OUT bottles of beer on the wall,$i$ bottles of beer\n
+    CP im i
+    DEC im 1
+    OUT Take one down and pass it around, $im$ bottles of beer on the wall\n
+    DEC i 1
 JME beg i 1
 END

examples/primes.mga

@@ -2,10 +2,17 @@ INT tot
 INT n
 INT j
 INT te
-IN INT tot numero massimo
-SET n 0
+IN INT tot numero massimo 
+SET n 1
 :scn
+SET j 1
+OUT $n$\n
 :sieve
 MOD n j te
-JE sieve tot
-OUT $n$
+OUT j: $j$ \n
+OUT te: $te$ \n
+INC j
+JME scn j n
+JM sieve te 0
+INC n
+JLE scn n tot

examples/rect.mga

@@ -4,7 +4,7 @@ INT w
 #initialize width
 INT h
 #initialize height
-IN INT w l
+IN INT w l 
 #input height as an int
 IN INT h h 
 #input width as an int
@@ -17,20 +17,20 @@ SET wr 0
 SET hr 0
 # set height counter to 0
 :wrc
-#row label
-:wf
-#column label
-OUT *
-#put char
-INC wr
-#increment width counter
-JL wf wr w
-#loop until desired width
-OUT \n
-#put newline char
-SET wr 0
-# set width counter to 0
-INC hr
+    #row label
+    :wf
+    #column label
+        OUT *
+        #put char
+        INC wr
+        #increment width counter
+    JL wf wr w
+    #loop until desired width
+    OUT \n
+    #put newline char
+    SET wr 0
+    # set width counter to 0
+    INC hr
 #increment height counter
 JL wrc hr h
 #loop until desired height