# Syntax
string.replace(old, new, count)
# old – old substring you want to replace.
# new – new substring which would replace the old substring.
# count – the number of times you want to replace the old substring with the new substring. (Optional )
string = "geeks for geeks geeks geeks geeks"
print(string.replace("geeks", "Geeks"))
print(string.replace("geeks", "GeeksforGeeks", 3))
# Output
# Geeks for Geeks Geeks Geeks Geeks
# GeeksforGeeks for GeeksforGeeks GeeksforGeeks geeks geeks