diff --git a/answer1.py b/answer1.py
new file mode 100644
index 0000000..26270fb
--- /dev/null
+++ b/answer1.py
@@ -0,0 +1,8 @@
+lst = input()
+
+l = [1, 2, 3, 4, 5]
+def rotate(l, n):
+    return l[-n:] + l[:-n]
+
+print(rotate(l, -2))
+print(rotate(l, 2))
\ No newline at end of file
diff --git a/answer2.py b/answer2.py
new file mode 100644
index 0000000..2e5cd30
--- /dev/null
+++ b/answer2.py
@@ -0,0 +1,11 @@
+import collections
+
+sentence = input("type a sentence: ")
+
+
+sentence = sentence.lower()
+sentence = sentence.replace(" ","")
+
+print(collections.Counter(sentence))
+
+ 
\ No newline at end of file
diff --git a/answer3.py b/answer3.py
new file mode 100644
index 0000000..25efb88
--- /dev/null
+++ b/answer3.py
@@ -0,0 +1,27 @@
+#collecting inputs:
+word1 = set(input("type any word: ").lower())
+word2 = set(input("type another word: ").lower())
+
+#shared letters as a sorted string
+common = sorted(set(word1 & word2))
+incommon_str = ''.join (list (map (str, common)))
+
+#Letters unique to word 1 as a sorted string:
+unique_to1 = sorted(set(word1 - word2))
+unique1 = ''.join (list (map (str, unique_to1)))
+
+#Letters unique to word 2 as a sorted string:
+uinque_to2 = sorted(set(word2 - word1))
+unique2 = ''.join (list (map (str, uinque_to2)))
+
+#creating a list of the above strings
+lst = []
+lst += [incommon_str]
+lst +=[unique1]
+lst +=[unique2]
+
+# extracting the requested output: 
+print("the output is:" + str(lst))
+
+
+