_1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence.md

1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence

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First completed : June 01, 2024

Last updated : July 01, 2024

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Related Topics : Two Pointers, String, String Matching

Acceptance Rate : 68.93 %

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Solutions

• e1455 v2 less efficient.py
• e1455.py

Python

e1455 v2 less efficient.py

# Bit less efficient but thought it would be fun to code it this way

class Solution:
    def isPrefixOfWord(self, sentence: str, searchWord: str) -> int:
        wordStart = 0
        counter = 1

        while True :
            if sentence[wordStart:wordStart + len(searchWord)] == searchWord :
                return counter

            counter += 1
            wordStart = sentence.find(' ', wordStart) + 1
            
            if not wordStart :
                break

        return -1

e1455.py

class Solution:
    def isPrefixOfWord(self, sentence: str, searchWord: str) -> int:
        words = sentence.split(' ')
        for i in range(len(words)) :
            if words[i][:len(searchWord)] == searchWord :
                return i + 1

        return -1