diff --git a/engine.py b/engine.py
deleted file mode 100644
index 6ad5578..0000000
--- a/engine.py
+++ /dev/null
@@ -1,32 +0,0 @@
-from itertools import permutations
-
-def compute(formula):
-    fml, outcome = formula.split("=")
-    fml = fml.split("+")
-    #fml.insert(0, "1234")
-
-    answers = ["".join([str(x) for x in list(a)]) for a in permutations([1, 2, 3, 4])]
-
-    def switch(a, b):
-        a = {o:i for o,i in enumerate(a)}
-        new = [a[int(n)-1] for n in b]
-        return("".join(str(x) for x in new))
-
-    for a in answers:
-        # replace x in fmlwith a
-        fml_temp = list(map(lambda x: x.replace('x', a), fml))
-        out = "1234"
-        for i in range(len(fml_temp)):
-            out = switch(out, fml_temp[i])
-        if out == outcome:
-            break
-    return(a)
-
-while True:
-
-    formula = input("Formula: ")
-
-    print(compute(formula))
-        
-
-    print("----------------------------------------")