Double Char in Python

Problem Statement:

In Double Char in Python, we are given a string and we need to print a new string from the given string by doubling all characters, for example- copy=> ccooppyy, assignment=> aassiiggnnmmeenntt.

Code for Double Char solution in Python:

def double_char(str):
    liststr = []
    for i in str:
        liststr.append(i)
        liststr.append(i)
    return ''.join(liststr)
print(double_char(input("Enter string: ")))
print(double_char(input("Enter string: ")))
print(double_char(input("Enter string: ")))

Output:

Video Explanation:

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