diff --git a/decisionTree.sav b/decisionTree.sav
new file mode 100644
index 0000000..0b03640
Binary files /dev/null and b/decisionTree.sav differ
diff --git a/injectCode.py b/injectCode.py
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+++ b/injectCode.py
@@ -0,0 +1,33 @@
+import pickle
+import sys
+
+
+def prediction(warzywo, nawoz ,srodek, stan_wzrostu):
+	filename = 'pliki/decisionTree.sav'
+	tree = pickle.load(open(filename, 'rb'))
+	val = (tree.predict([[warzywo, nawoz, srodek, stan_wzrostu]]))
+	save(val)
+    
+def save(prediction):
+	pred = str(prediction)
+	plik = open('pliki/dec.txt', 'w')
+	plik.write(pred[1])
+	plik.close()
+
+def decision(prediction):
+	if prediction == 0:
+		return "Nie_podejmuj_dzialania"
+	elif prediction == 1:
+		return "Zastosuj_nawoz"
+	elif prediction == 2:
+		return "Zastosuj_srodek"
+	elif prediction == 4:
+		return "Zbierz"
+	elif prediction == 5:
+		return "Roslina_juz_zgnila__zbierz_i_wyrzuc"
+
+
+
+if __name__ == '__main__':
+	# Map command line arguments to function arguments.
+	prediction(*sys.argv[1:])
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