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【Leetcode】254. Factor Combinations 题面 https://leetcode.com/problems/factor-combinations/ Numbers can be regarded as product of its factors. For example, 8 = 2 x 2 x 2; = 2 x 4. Write a function that t...

【Leetcode】31. Next Permutation 解题报告 题面 https://leetcode.com/problems/next-permutation/ Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbe...