原文:[LeetCode] 47. Permutations II 全排列之二

Given a collection of numbers that might contain duplicates, return all possible unique permutations. Example: 這道題是之前那道Permutations的延伸,由於輸入數組有可能出現重復數字,如果按照之前的算法運算,會有重復排列產生,我們要避免重復的產生,在遞歸函數中要判斷前面一個數和當 ...

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LeetCode47. Permutations II

Permutations II Given a collection of numbers that might contain duplicates, return all possible unique permutations. For example,[1,1,2] have ...

Sun Dec 14 02:23:00 CST 2014 1 1856
47. Permutations II

了,記得每次要把visited恢復。 這不是重點。。重點是有個用SWAP的方法,46 47都可以 ...

Fri Nov 11 20:28:00 CST 2016 0 1420
[LeetCode] 46. Permutations 排列

Given a collection of distinct integers, return all possible permutations. Example: 這道題是求全排列問題,給的輸入數組沒有重復項,這跟之前的那道 Combinations 和類似,解法基本相 ...

Mon Mar 23 16:29:00 CST 2015 1 39178
Permutations II leetcode java

題目: Given a collection of numbers that might contain duplicates, return all possible unique permutations. For example, [1,1,2] have ...

Fri Aug 08 08:26:00 CST 2014 0 4544
 
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