Added missing files and removed unnessesary ones

Python/pyton_test/task3.py

@@ -0,0 +1,16 @@
+a = {
+    12: 30,
+    30: 40,
+    50: 60,
+    70: 80,
+}
+# Вар 1
+for key, value in a.items():
+    print(a)
+
+# Вар 2
+for key in a:
+    print(key)
+
+for value in a.values():
+    print(value)