2015年12月20日
Bulb Switcher
摘要： 319. Bulb SwitcherTotal Accepted:976Total Submissions:2611Difficulty:MediumThere arenbulbs that are initially off. You first turn on all the bulbs. Th... 阅读全文
posted @ 2015-12-20 21:05 zengzy 阅读(250) 评论(0) 推荐(1)
70. Climbing Stairs
摘要： 70. Climbing StairsTotal Accepted:84498Total Submissions:237744Difficulty:EasyYou are climbing a stair case. It takesnsteps to reach to the top.Each t... 阅读全文
posted @ 2015-12-20 11:26 zengzy 阅读(219) 评论(2) 推荐(1)
198. House Robber,213. House Robber II
摘要： 198. House RobberTotal Accepted:45873Total Submissions:142855Difficulty:EasyYou are a professional robber planning to rob houses along a street. Each ... 阅读全文
posted @ 2015-12-20 11:21 zengzy 阅读(255) 评论(0) 推荐(1)
303. Range Sum Query - Immutable
摘要： 303. Range Sum Query - ImmutableTotal Accepted:10632Total Submissions:44726Difficulty:EasyGiven an integer arraynums, find the sum of the elements bet... 阅读全文
posted @ 2015-12-20 10:59 zengzy 阅读(204) 评论(0) 推荐(1)
89. Gray Code
摘要： 89. Gray CodeTotal Accepted:49119Total Submissions:142633Difficulty:MediumThe gray code is a binary numeral system where two successive values differ ... 阅读全文
posted @ 2015-12-20 10:48 zengzy 阅读(200) 评论(0) 推荐(1)
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