Question

please use pythom

Write a program that ask the user for a string as input. It should duplicate of all the characters in the string and print it back out to the user. For example: AbC123 would be printed out as AAbbCC112233

Write a program that takes two lists and displays the items that occur in both lists. For example: ["a", "b", "c"] ["c", "a", "d"] would display a and c

Answer 1

s = input("Enter a string: ")
result = ''
for ch in s:
    result += ch+ch
print(result)

lst1 = eval(input("Enter first list: "))
lst2 = eval(input("Enter second list: "))

result = []
for item in lst1:
    if item in lst2:
        result.append(item)

print("Items in both lists is " + str(result))