diff --git a/ananas2dec.py b/ananas2dec.py
new file mode 100755
index 0000000..1b4ccb8
--- /dev/null
+++ b/ananas2dec.py
@@ -0,0 +1,10 @@
+#!/usr/bin/env python3
+import argparse
+import banana
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description="Convert ananas string to dec")
+    parser.add_argument("ananas", help="String to be converted")
+    args = parser.parse_args()
+
+    print(banana.banana2dec(args.ananas, 1, 0))
diff --git a/banana.py b/banana.py
index 8fc3822..102ab64 100755
--- a/banana.py
+++ b/banana.py
@@ -1,76 +1,36 @@
 #!/usr/bin/env python3
-import argparse
 
-def dec2banana():
-    parser = argparse.ArgumentParser(description="Convert dec number to banana")
-    parser.add_argument("num", help="number to be converted", type=int)
-    parser.add_argument("--dictionary", help="Set dictionary", type=list, nargs='+', default=[list("bcdfglmnprstvz"), list("aeiou")]) # , list("123456")
-    parser.add_argument("--exactlength", help="Set exact length", type=int, default=0)
-    parser.add_argument("--minlength", help="Set minimum length", type=int, default=0)
-    parser.add_argument("--dictstart", help="Set starting dictionary", type=int, default=0)
-    parser.add_argument("--shiftend", help="Set shift for ending dictionary", type=int, default=0)
-    
-    args = parser.parse_args()
-
-    dictionary = args.dictionary
+def dec2banana(num, dictstart = 0, shiftend = 0, minlength = 0, dictionary = [list("bcdfglmnprstvz"), list("aeiou")]):
     numdict = len(dictionary)
-    minlength = args.minlength
-    
-    v = args.num
+    v = num
     st = ""
     l = 0
 
-    
-
-    if args.exactlength == 0:
-        i = (numdict - 1 + args.dictstart + args.shiftend) % numdict
-        while not (v == 0 and i == (numdict - 1 + args.dictstart) % numdict and l >= args.minlength):
-            r = v % len(dictionary[i])
-            v = int(v / len(dictionary[i]))
-            st = dictionary[i][r] + st
-            i = (i - 1) % numdict
-            l += 1
-    else:
-        i = (numdict - 1 + args.dictstart + args.shiftend + args.exactlength) % numdict
-        while not (l >= args.exactlength):
-            r = v % len(dictionary[i])
-            v = int(v / len(dictionary[i]))
-            st = dictionary[i][r] + st
-            i = (i - 1) % numdict
-            l += 1
-        if v > 0:
-            print("Error, result longer than exactlength")
-            return
-            
-    print(st)
+    i = (numdict - 1 + dictstart + shiftend) % numdict
+    while not (v == 0 and i == (numdict - 1 + dictstart) % numdict and l >= minlength):
+        r = v % len(dictionary[i])
+        v = int(v / len(dictionary[i]))
+        st = dictionary[i][r] + st
+        i = (i - 1) % numdict
+        l += 1
+   
+    return(st)
 
     
-def banana2dec():
-    parser = argparse.ArgumentParser(description="Convert banana string to dec")
-    parser.add_argument("banana", help="strin to be converted")
-    parser.add_argument("--dictionary", help="Set dictionary", type=list, nargs='+', default=[list("bcdfglmnprstvz"), list("aeiou")]) # , list("123456")
-    parser.add_argument("--dictstart", help="Set starting dictionary", type=int, default=0)
-    parser.add_argument("--shiftend", help="Set shift for ending dictionary", type=int, default=0)
-    
-    args = parser.parse_args()
-
-    dictionary = args.dictionary
+def banana2dec(banana, dictstart = 0, shiftend = 0, dictionary = [list("bcdfglmnprstvz"), list("aeiou")] ):
     numdict = len(dictionary)
-    banana = args.banana
-
     v = 0
     for i in range(len(banana)):
-        r = (numdict + i + args.dictstart) % numdict
+        r = (numdict + i + dictstart) % numdict
         try:
             v = v * len(dictionary[r]) + dictionary[r].index(banana[i])
         except:
             print("Carattere non valido in posizione", i+1)
             return()
-    print(v)
+
+    return(v)
 
 
 
 if __name__ == "__main__":
-    #dec2banana()
-    #banana2dec()
     print("Ciao sono la libreria banana")
diff --git a/banana2dec.py b/banana2dec.py
index 4459743..a6611c5 100755
--- a/banana2dec.py
+++ b/banana2dec.py
@@ -1,5 +1,13 @@
 #!/usr/bin/env python3
+import argparse
 import banana
 
 if __name__ == "__main__":
-    banana.banana2dec()
+    parser = argparse.ArgumentParser(description="Convert banana string to dec")
+    parser.add_argument("banana", help="String to be converted")
+    parser.add_argument("--dictionary", help="Set dictionary", type=list, nargs='+', default=[list("bcdfglmnprstvz"), list("aeiou")]) # , list("123456")
+    parser.add_argument("--dictstart", help="Set starting dictionary", type=int, default=0)
+    parser.add_argument("--shiftend", help="Set shift for ending dictionary", type=int, default=0)
+    args = parser.parse_args()
+
+    print(banana.banana2dec(args.banana, args.dictstart, args.shiftend, args.dictionary))
diff --git a/dec2ananas.py b/dec2ananas.py
new file mode 100755
index 0000000..275d2fd
--- /dev/null
+++ b/dec2ananas.py
@@ -0,0 +1,11 @@
+#!/usr/bin/env python3
+import argparse
+import banana
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description="Convert dec number to banana")
+    parser.add_argument("num", help="number to be converted", type=int)
+    parser.add_argument("--minlength", help="Set minimum length", type=int, default=0)
+    args = parser.parse_args()
+
+    print(banana.dec2banana(args.num, 1, 0, args.minlength))
diff --git a/dec2banana.py b/dec2banana.py
index ccfdbb3..03314eb 100755
--- a/dec2banana.py
+++ b/dec2banana.py
@@ -1,5 +1,14 @@
 #!/usr/bin/env python3
+import argparse
 import banana
 
 if __name__ == "__main__":
-    banana.dec2banana()
+    parser = argparse.ArgumentParser(description="Convert dec number to banana")
+    parser.add_argument("num", help="number to be converted", type=int)
+    parser.add_argument("--dictstart", help="Set starting dictionary", type=int, default=0)
+    parser.add_argument("--shiftend", help="Set shift for ending dictionary", type=int, default=0)
+    parser.add_argument("--minlength", help="Set minimum length", type=int, default=0)
+    parser.add_argument("--dictionary", help="Set dictionary", type=list, nargs='+', default=[list("bcdfglmnprstvz"), list("aeiou")]) # , list("123456")
+    args = parser.parse_args()
+
+    print(banana.dec2banana(args.num, args.dictstart, args.shiftend, args.minlength, args.dictionary))