28-Find-The-Index-Of-The-First-Occurrence-In-A-String

Sat 17 May 2025

https://leetcode.com/problems/find-the-index-of-the-first-occurrence-in-a-string

import pyutil as pyu
pyu.get_local_pyinfo()

print(pyu.ps2("python-dotenv"))

from typing import List

class Solution:
  def strStr(self, haystack: str, needle: str) -> int:
    m = len(haystack)
    n = len(needle)

    for i in range(m - n + 1):
      if haystack[i:i + n] == needle:
        return i

    return -1

new Solution().strStr()

Score: 5

Category: leetcode