{"provider_url":"https://hatena.blog","blog_url":"https://propyon.hateblo.jp/","description":"tags: leetcode \u554f\u984c Explore Problems \u30a2\u30a4\u30c7\u30a2 \uff62\u6b63\u6574\u6570 $n$ \u304c\u4e0e\u3048\u3089\u308c\u305f\u6642\uff0c $n$ \u3092\u5e73\u65b9\u6570\u306e\u548c\u3060\u3051\u3067\u8868\u3057\u305f\u6642\u306b\uff0c\u4f7f\u3046\u306e\u306b\u5fc5\u8981\u306a\u6700\u5c0f\u306e\u5e73\u65b9\u6570\u306e\u6570\u3092\u8fd4\u305b\uff63\u3068\u3044\u3046\u554f\u984c\u3067\u3059\uff0e \u3088\u304f\u308f\u304b\u3089\u306a\u3044\u2026 \u89e3\u6cd5 \u52d5\u7684\u8a08\u753b\u6cd5\u3067\u3057\u305f(\u5b8c) \u914d\u5217\u3092 dp[i\u756a\u76ee\u307e\u3067\u306e\u6570] = i\u3092\u5e73\u65b9\u6570\u306e\u548c\u3067\u8868\u3057\u305f\u3068\u304d\u306e\u6700\u5c0f\u306e\u5e73\u65b9\u6570\u306e\u500b\u6570 \u3068\u3057\u3066\uff0c\u5f8c\u306f\u5404\u5e73\u65b9\u6570\u3054\u3068\u306b\u914d\u5217\u3092\u66f4\u65b0\u3059\u308b\uff0e \u8a08\u7b97\u91cf \u6642\u9593\u8a08\u7b97\u91cf $O(n \\sqrt{n})$ \u7a7a\u9593\u8a08\u7b97\u91cf $O(n)$ Python class Solution: def numSquares(self, n: int) -> int: dp = [fl\u2026","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpropyon.hateblo.jp%2Fentry%2F2020%2F05%2F14%2F230109\" title=\"# LeetCode Medium 279. Perfect Squares - Neunomizu\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"blog_title":"Neunomizu\u306e\u65e5\u8a18","categories":["leetcode"],"author_name":"sosodemonai","width":"100%","type":"rich","height":"190","title":"# LeetCode Medium 279. Perfect Squares","author_url":"https://blog.hatena.ne.jp/sosodemonai/","url":"https://propyon.hateblo.jp/entry/2020/05/14/230109","published":"2020-05-14 23:01:09","provider_name":"Hatena Blog"}