{"id":3767,"date":"2021-03-31T17:14:29","date_gmt":"2021-03-31T09:14:29","guid":{"rendered":"http:\/\/www.sniper97.cn\/?p=3767"},"modified":"2021-03-31T17:14:29","modified_gmt":"2021-03-31T09:14:29","slug":"%e3%80%90leetcode%e3%80%91167-%e4%b8%a4%e6%95%b0%e4%b9%8b%e5%92%8cii%ef%bc%88%e5%8f%8c%e6%8c%87%e9%92%88%ef%bc%89","status":"publish","type":"post","link":"http:\/\/www.sniper97.cn\/index.php\/note\/algorithm\/3767\/","title":{"rendered":"\u3010LeetCode\u3011\u53cc\u6307\u9488\u96c6\u9526"},"content":{"rendered":"\n

\u554a\uff0c\u8981\u627e\u5de5\u4f5c\u4e86\uff0c\u803d\u8bef\u4e86\u597d\u4e45\u7684\u5237\u9898\u91cd\u65b0\u6361\u8d77\u6765\u3002<\/p>\n\n\n

\u4e0d\u518d\u6309\u987a\u5e8f\u5237\u9898\u4e86\uff08\u6709\u65f6\u95f4\u4e5f\u53ef\u4ee5\uff09\uff0c\u4e3b\u8981\u6309\u4e13\u9898\u6765\u5237\uff0c\u6311\u5178\u578b\u9898\u3002<\/p>\n\n\n

L167\uff1a\u4e24\u6570\u4e4b\u548c II<\/h3>\n\n\n

\u8fd9\u5c31\u662f\u4e00\u4e2a\u5178\u578b\u7684\u53cc\u6307\u9488\u6cd5\u3002<\/p>\n\n\n

\u539f\u9898\u94fe\u63a5\uff1ahttps:\/\/leetcode-cn.com\/problems\/two-sum-ii-input-array-is-sorted\/<\/a><\/p>\n\n\n

\u8fd9\u9053\u9898\u6bd4\u8f83\u5178\u578b\u7684\u53cc\u6307\u9488\uff0c\u4e24\u4e2a\u6307\u9488\u5206\u522b\u521d\u59cb\u5316\u5728\u5217\u8868\u6700\u524d\u7aef\u548c\u6700\u672b\u5c3e\u3002<\/p>\n\n\n

\u5982\u679c\u4e24\u4e2a\u6307\u9488\u7684\u548c\u5927\u4e8etarget\uff0c\u8bf4\u660e\u603b\u548c\u9700\u8981\u51cf\u5c0f\uff0c\u540e\u9762\u90a3\u4e2a\u6307\u9488\u5411\u524d\u3002<\/p>\n\n\n

\u5982\u679c\u4e24\u4e2a\u6307\u9488\u7684\u548c\u5c0f\u4e8etarget\uff0c\u8bf4\u660e\u603b\u548c\u9700\u8981\u589e\u5927\uff0c\u524d\u9762\u90a3\u4e2a\u6307\u9488\u5411\u540e\u3002<\/p>\n\n\n

class Solution(object):
    def twoSum(self, numbers, target):
        \"\"\"
<\/em>        <\/em>:type<\/em><\/strong> numbers: List[int]
<\/em>        <\/em>:type<\/em><\/strong> target: int
<\/em>        <\/em>:rtype<\/em><\/strong>: List[int]
<\/em>        \"\"\"
<\/em>        <\/em>i, j = 0, len(numbers) - 1
        while i != j:
            if numbers[i] + numbers[j] == target:
                break
            elif numbers[i] + numbers[j] < target:
                i += 1
            elif numbers[i] + numbers[j] > target:
                j -= 1
        return [i+1, j+1]


if __name__ == '__main__':
    numbers = [2, 7, 11, 15]
    target = 9
    print(Solution().twoSum(numbers, target))<\/pre>\n\n\n
L633.\u5e73\u65b9\u6570\u4e4b\u548c<\/h3>\n\n\n
\u539f\u9898\u94fe\u63a5\uff1ahttps:\/\/leetcode-cn.com\/problems\/sum-of-square-numbers\/description\/<\/a><\/p>\n\n\n
\u8fd9\u9053\u9898\u662f\u5e73\u65b9\u6570\u4e4b\u548c\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u6bd4\u8f83\u4f4e\u7684\u529e\u6cd5\u4f9d\u7136\u662f\u53cc\u6307\u9488\u6cd5\u3002<\/p>\n\n\n
\u4e0d\u8fc7\u8fd9\u91cc\u7684\u5224\u522b\u6761\u4ef6\u9700\u8981\u505a\u4e00\u4e2a\u53d8\u52a8\uff0c\u56e0\u4e3a\u8fd9\u91cc\u662f\u5141\u8bb8\u6bd4\u59821\uff08\u5e73\u65b9\uff09+1=2\u7684\u60c5\u51b5\uff0c\u4e5f\u5c31\u662f\u5141\u8bb8\u6307\u9488\u91cd\u53e0\uff0cwhile\u6761\u4ef6\u9700\u8981\u505a\u4e00\u5b9a\u66f4\u6539\u3002<\/p>\n\n\n
\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u8fd9\u9053\u9898\u53ef\u4ee5\u5148\u5bf9c\u53d6\u4e00\u4e2a\u5e73\u65b9\u6839\uff0c\u8fdb\u4e00\u6b65\u7684\u7f29\u77ed\u65f6\u95f4\u590d\u6742\u5ea6\u3002<\/p>\n\n\n
class Solution(object):
    def judgeSquareSum(self, c):
        \"\"\"
<\/em>        <\/em>:type<\/em><\/strong> c: int
<\/em>        <\/em>:rtype<\/em><\/strong>: bool
<\/em>        \"\"\"
<\/em>        <\/em>import math
        max_idx = int(math.sqrt(c))
        i, j = 0, max_idx + 1
        while i <= j:
            res = i * i + j * j
            if res > c:
                j -= 1
            elif res < c:
                i += 1
            else:
                return True
        return False<\/pre>\n\n\n
L680.\u9a8c\u8bc1\u56de\u6587\u5b57\u7b26\u4e32 \u2161<\/h3>\n\n\n
\u539f\u9898\u94fe\u63a5\uff1ahttps:\/\/leetcode-cn.com\/problems\/valid-palindrome-ii\/<\/a><\/p>\n\n\n
\u8fd9\u9053\u9898\u7b2c\u4e00\u53cd\u5e94\u5176\u5b9e\u4e0d\u662f\u53cc\u6307\u9488\u54c8\u54c8\u54c8\u54c8\uff0c\u8981\u6211\u60f3\u6211\u53ef\u80fd\u7b2c\u4e00\u65f6\u95f4\u53bbdp\u65b9\u5411\u60f3\uff0c\u4f46\u662f\u5237\u7684\u9898\u662f\u53cc\u6307\u9488\u7684\u9898\uff0c\u5c31\u4f1a\u8fd9\u4e48\u60f3\u3002<\/p>\n\n\n
\u8fd9\u9053\u9898\u4f7f\u7528\u53cc\u6307\u9488\u6765\u8fdb\u884c\u201c\u5220\u9664\u201d\u4e00\u4e2a\u5b57\u7b26\u662f\u6bd4\u8f83\u597d\u60f3\u7684\uff0c\u4f46\u662f\u95ee\u9898\u5728\u4e8e\u600e\u4e48\u5220\u3002<\/p>\n\n\n
\u6211\u7b2c\u4e00\u60f3\u6cd5\u662f\u4f7f\u7528\u4e00\u4e2a\u6807\u8bb0\u4f4d\u6765\u5141\u8bb8\u6307\u9488\u201c\u8df3\u8fc7\u201d\uff0c\u4e5f\u5c31\u662f\u5141\u8bb8\u6307\u9488\u4e00\u6b21\u52a0\/\u51cf2\uff08\u6b63\u5e38\u662f1\uff09\u3002\u4f46\u662f\u8fd9\u6837\u4f1a\u9020\u6210\u4e00\u4e2a\u95ee\u9898\uff08\u8fd9\u4e2a\u95ee\u9898\u4e0d\u5e38\u89c1\uff0c\u76f4\u5230458\/460\u624d\u51fa\u73b0\uff09\uff0c\u5c31\u662f\u6781\u7aef\u60c5\u51b5\u4e0b\uff0c\u5728\u5f53\u524d\u5e76\u4e0d\u77e5\u9053\u9700\u8981\u5220\u6389\u54ea\u4e2a\u3002\u6bd4\u5982\u201ccupuuffuupucu\u201d\uff0c\u4f60\u4e0d\u77e5\u9053\u662f\u7b2c\u4e00\u4e2ac\u5220\u6389\u8fd8\u662f\u6700\u540e\u4e00\u4e2au\u5220\u6389\uff08\u5b83\u4eec\u90fd\u6ee1\u8db3\u8df32\u6b65\u76f8\u540c\uff09\u3002\u56e0\u6b64\u5355\u7eaf\u7684\u53cc\u6307\u9488\u8df3\u8f6c\u53ef\u80fd\u4f1a\u4ea7\u751f\u95ee\u9898\u3002<\/p>\n\n\n
\u56e0\u6b64\u91c7\u7528\u53e6\u4e00\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528\u53cc\u6307\u9488\u6765\u5224\u65ad\u2014\u2014\u9047\u5230\u4e86\u6307\u9488\u6307\u5411\u7684\u503c\u4e0d\u76f8\u540c\u65f6\uff0c\u628a\u95ee\u9898\u9000\u5316\u4e3a\u56de\u6587\u4e32\u5224\u65ad\u95ee\u9898\uff0c\u5206\u522b\u5220\u9664\u4e24\u4e2a\u6307\u9488\u6307\u5411\u7684\u503c\uff0c\u5c06\u5269\u4f59\u5b57\u7b26\u4e32\u76f4\u63a5\u8fdb\u884c\u5b57\u7b26\u4e32\u6bd4\u8f83\uff0c\u4ece\u800c\u5224\u65ad\u662f\u5426\u4e3a\u56de\u6587\u4e32\u3002<\/p>\n\n\n
\u7531\u4e8e\u7701\u53bb\u4e86\u6307\u9488\u7ee7\u7eed\u5411\u5185\u79fb\u52a8\u7684\u65f6\u95f4\uff0c\u8fd9\u79cd\u7b97\u6cd5\u65f6\u95f4\u53ef\u4ee5\u51fb\u8d2590%\u7684\u7528\u6237\uff08\u5185\u5b5865%\uff09\u3002<\/p>\n\n\n
class Solution(object):
    def validPalindrome(self, s):
        \"\"\"
<\/em>        <\/em>:type<\/em><\/strong> s: str
<\/em>        <\/em>:rtype<\/em><\/strong>: bool
<\/em>        \"\"\"
<\/em>        <\/em>if len(s) < 2:
            return True
        left, right = 0, len(s) - 1
        while left <= right:
            if s[left] == s[right]:
                left += 1
                right -= 1
            elif self.verify(s[left + 1: right+1]) or self.verify(s[left: right]):
                return True
            else:
                return False
        return True

    def verify(self, s):
        \"\"\"
<\/em>        <\/em>\u76f4\u63a5\u5224\u65ad\u662f\u5426\u4e3a\u56de\u6587\u4e32
<\/em>        <\/em>:param<\/em><\/strong> s:
<\/em>        <\/em>:return<\/em><\/strong>:
<\/em>        \"\"\"
<\/em>        <\/em>if len(s) % 2 == 0:
            mid = int(len(s) \/ 2)
            if s[:mid] == s[mid:][::-1]:
                return True
            else:
                return False
        else:
            mid = len(s) \/\/ 2
            if s[:mid] == s[mid + 1:][::-1]:
                return True
            else:
                return False<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u554a\uff0c\u8981\u627e\u5de5\u4f5c\u4e86\uff0c\u803d\u8bef\u4e86\u597d\u4e45\u7684\u5237\u9898\u91cd\u65b0\u6361\u8d77\u6765\u3002 \u4e0d\u518d\u6309\u987a\u5e8f\u5237\u9898\u4e86\uff08\u6709\u65f6\u95f4\u4e5f\u53ef\u4ee5\uff09\uff0c\u4e3b\u8981\u6309\u4e13\u9898\u6765\u5237\uff0c\u6311\u5178 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[10],"tags":[],"views":2307,"_links":{"self":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/3767"}],"collection":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/comments?post=3767"}],"version-history":[{"count":0,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/3767\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/media?parent=3767"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/categories?post=3767"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/tags?post=3767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}