Week 2 Homework

week2.py

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+
+
+###1.
+
+
+list1 = [1, 2, 3, 4, 5]
+
+print(list1[3:] + list1[0:3])
+
+
+list2 = [1, 2, 3, 4, 5]
+print(list2[-3:] + list2[-5:-3])
+
+
+
+###2.
+
+
+from collections import Counter
+
+wordlist = "This is a sample text with several words This is more sample text with some different words".lower().split()
+
+cnt = Counter()
+for words in wordlist:
+    cnt.update(set(words))
+
+print(sorted(cnt.most_common()))
+
+
+
+###3.
+import string
+
+
+input1 = set("sharp".lower())
+input2 = set("soap".lower())
+
+
+selected_word1 = list(input1)
+selected_word2 = list(input2)
+open_letter = list(input1 & input2)
+
+a_word1 = sorted(selected_word1)
+b_word2 = sorted(selected_word2)
+c_open = sorted(open_letter)
+
+com_a_word1 = "-".join(a_word1)
+com_b_word2 = "-".join(b_word2)
+com_c_string = "-".join(c_open)
+
+x = []
+
+x.append(com_a_word1)
+x.append(com_b_word2)
+x.append(com_c_string)
+print(x)
+
+
+
+
+
+###4
+
+
+num1=int(input("Enter a number "))
+num2=int(input("Enter a number "))
+num3=int(input("Enter a number "))
+list=[]
+for a in range(1,num1*num2*num3):
+    b=False
+    for i in range(2,a):
+        if a%i==0:
+            b=False
+            break
+        else:
+            b=True
+    if b==True:
+        list.append(a)
+list1=[1]
+for i in list:
+    if str(i)==str(i)[::-1]:
+        list1.append(i)
+print(list1[-1])
+
+
+