week2_answes

week2_answer1.py

@@ -0,0 +1,10 @@
+def shift(lis, n):
+
+    if 0<n<len(lis):
+        return lis[-1 * n:] + lis[:len(lis) - n]
+    elif -1>n> -1 * len(lis):
+        return lis[len(lis) + n - 1:] + lis[:n - 1]
+    else:
+        return lis
+
+print(shift([1, 2, 3, 4, 5], -5))

week2_answer2.py

@@ -0,0 +1,13 @@
+def count_letters(text):
+    result = {}
+    text = text.lower()
+    # Go through each letter in the text
+    for i in text:
+        # Check if the i needs to be counted or not
+        if i.isalpha() :
+            # Add or increment the value in the dictionary
+            count = text.count(i)
+            result[i] = count
+    return result
+
+print(count_letters("This is a sample text"))         

week2_answer3.py

@@ -0,0 +1,21 @@
+def Common_Uncommon_Words(str1, str2):
+    l1 = []
+    l2 = []
+    l3 = []
+    for i in str1:
+        if (i in str2):
+            l1.append(i)
+        elif (i not in str2):
+            l2.append(i)
+    for j in str2:
+        if (j not in str1):
+                    l3.append(j)
+    return [''.join(l1)] + [''.join(l2)] + [''.join(l3)]
+
+
+print(Common_Uncommon_Words('sharp', 'soap'))
+
+
+
+
+