Note: The string just contains alphabets and white spaces. There won't be any special characters like periods, commas, hyphens etc.
Examples:
Input 1: I love Python
Output 1: 6
Code
# Read the input string
s = input()
s = str.split(s, ' ')
longest = 0
for i in s:
if len(i) > longest:
longest = len(i)
print(longest)
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