Leetcode 1773. Count Items Matching a Rule

Posted 2021-08-01 SnailTyan

文章作者：Tyan
博客：noahsnail.com  |  CSDN  |  简书

1. Description

2. Solution

**解析：**根据对应的索引比较对应的值即可。

• Version 1

class Solution:
    def countMatches(self, items: List[List[str]], ruleKey: str, ruleValue: str) -> int:
        index = 0
        if ruleKey == 'color':
            index = 1
        elif ruleKey == 'name':
            index = 2
        count = 0
        for item in items:
            if item[index] == ruleValue:
                count += 1
        return count

Reference

1. https://leetcode.com/problems/count-items-matching-a-rule/