You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you cl ...
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其他好文 时间:
2016-06-08 12:22:26
阅读次数:
142
Climbing Stairs
Total Accepted: 110498 Total
Submissions: 299063 Difficulty: Easy
You are climbing a stair case. It takes n steps to reach to the top.
Each time you can either climb...
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其他好文 时间:
2016-05-30 15:22:34
阅读次数:
142
一天一道LeetCode
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(一)题目
You are climbing a stair case. It takes n steps to reach to the top.
Each time you can ei...
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其他好文 时间:
2016-05-29 12:27:53
阅读次数:
112
DP-Fibo/Climbing Stairs dp[i]=dp[i-1]+dp[i-2] Recursive ...
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其他好文 时间:
2016-05-13 13:22:54
阅读次数:
142
两道题都需要进行双向SPFA,比范例复杂,代码也较长,其中第二题应该可以用DFS或者BFS做,如果用DFS可能需要的剪枝较多。 ZOJ3088-Easter Holydays ZOJ3103-Cliff Climbing ...
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其他好文 时间:
2016-05-11 13:15:24
阅读次数:
160
一. 爬山算法 ( Hill Climbing ) 介绍模拟退火前,先介绍爬山算法。爬山算法是一种简单的贪心搜索算法,该算法每次从当前解的临近解空间中选择一个最优解作为当前解,直到达到一个局部最优解。 爬山算法实现很简单,其主要缺点是会陷入局部最优解,而不一定能搜索到全局最优解。如图1所示:假设C点 ...
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编程语言 时间:
2016-05-08 18:25:11
阅读次数:
253
Climbing Stairs
Total Accepted: 107240 Total
Submissions: 291664 Difficulty: Easy
You are climbing a stair case. It takes n steps to reach to the top.
Each time you can either climb...
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其他好文 时间:
2016-05-07 11:22:56
阅读次数:
129
这道题可以用 recursive或者DP做,但是recursive 的效率太低了。 ...
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其他好文 时间:
2016-05-05 00:43:24
阅读次数:
148
Problem Description An inch worm is at the bottom of a well n inches deep. It has enough energy to climb u inches every minute, but then has to rest a ...
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其他好文 时间:
2016-05-04 01:17:43
阅读次数:
121