NumeralSystemConverter.py released

NumeralSystemConverter/NumeralSystemConverter.py

@@ -1,6 +1,7 @@
 print("©KOTIKOT, script by BarsTiger")
 print()
 print("Please, type only int numbers, str is allowed only in hex")
+print("To change system, press Ctrl+C or close window and rerun program with new settings")
 
 hextonum = {
     "0": 0,
@@ -21,6 +22,13 @@ hextonum = {
     "F": 15
 }
 
+def getkeybyval(val, dictionary):
+    keys = []
+    for key in list(dictionary):
+        if dictionary[key] == val:
+            keys.append(key)
+    return keys
+
 systypefrom = int(input("Type base number of system convert FROM: "))
 systypeto = int(input("Type base number of system convert TO: "))
 if systypefrom > 16 or systypeto > 16:
@@ -38,7 +46,23 @@ def todecimal(number, base):
 
     return res
 
+def fromdecimal(number, base):
+    remainders = []
+    result = str()
+
+    while number != 0:
+        remainders.insert(0, number % base)
+        number = number // base
+
+    for symbol in remainders:
+        result += getkeybyval(int(symbol), hextonum)[0]
+
+    return result
+
 while True:
     inputnumber = input("Type number, that you want to convert: ")
     inputnumber = inputnumber.upper()
-    print(todecimal(inputnumber, systypefrom))
+
+    numtoprint = fromdecimal(todecimal(inputnumber, systypefrom), systypeto)
+
+    print(numtoprint)