Python: Lowercase first n characters in a string

Python String: Exercise-47 with Solution

Write a Python program to lowercase the first n characters in a string.

Sample Solution:

Python Code:

# Define a string 'str1'.
str1 = 'W3RESOURCE.COM'

# Convert the first four characters of the string to lowercase and concatenate them with the remaining characters.
# Print the modified string.
print(str1[:4].lower() + str1[4:])

Sample Output:

w3reSOURCE.COM                    

Flowchart:

Python Code Editor:

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