LeetCode Çözümleri – 290. Word Pattern

LeetCode içerisinde bulunan “Word Pattern” sorusunun açıklaması ve çözümü. Bu soruda size verilen iki adet string içerisinde, kelimeler ve harfler olarak aynı tasarıma sahip olup olmadığı soruluyor.

🔥 LeetCode 290. Word Pattern: https://leetcode.com/problems/word-pattern/

➡️ Problem açıklaması:

Given a pattern and a string s, find if s follows the same pattern.

Here follow means a full match, such that there is a bijection between a letter in pattern and a non-empty word in s.

Example 1:

Input: pattern = “abba”, s = “dog cat cat dog”

Output: true

Example 2:

Input: pattern = “abba”, s = “dog cat cat fish”

Output: false

Example 3:

Input: pattern = “aaaa”, s = “dog cat cat dog”

Output: false

Example 4:

Input: pattern = “abba”, s = “dog dog dog dog”

Output: false

Constraints:

1 lessEqual pattern.length lessEqual 300

pattern contains only lower-case English letters.

1 lessEqual s.length lessEqual 3000

s contains only lower-case English letters and spaces ‘ ‘.

s does not contain any leading or trailing spaces.

All the words in s are separated by a single space.