diff --git a/miniprojekt3/zadania.py b/miniprojekt3/zadania.py
new file mode 100644
index 0000000..024c324
--- /dev/null
+++ b/miniprojekt3/zadania.py
@@ -0,0 +1,21 @@
+# dodawanie hex
+
+xhex = "ae"
+yhex = "11"
+
+scale = 16
+num_of_bits = 8
+
+xbin = bin(int(xhex, scale))[2:].zfill(num_of_bits)
+#print(xbin)
+
+ybin = bin(int(yhex, scale))[2:].zfill(num_of_bits)
+#print(ybin)
+
+result = ""
+for idx, b in enumerate(xbin):
+    result += str(int(b) ^ int(ybin[idx]))
+
+hexresult = hex(int(result, 2))
+
+print(hexresult)