Longest word in a string

  Longest word in a string

QUESTION DESCRIPTION

Longest word is determined based on the number of characters in the word.
Use lists to maintain the length of each word in the string and find the longest word.

Input:
The only input, first line is the string, s
Output:
The longest word in s.

l=[]

a=input()

l=a.split()

ans=max(l,key=len)

print(ans)