已结束 about advanced-challenge HOT 58 CLOSED

39 https://leetcode.cn/problems/combination-sum/solution/zu-he-by-dijietony-libr/

from advanced-challenge.

47: https://leetcode.com/problems/permutations-ii/discuss/2197641/all-permutations-2
90: https://leetcode.com/problems/subsets-ii/discuss/2197638/all-subsets2
40: https://leetcode.com/problems/combination-sum-ii/discuss/2197636/All-subset2

from advanced-challenge.

216: https://leetcode.com/problems/combination-sum-iii/discuss/2197672/backtrack

from advanced-challenge.

https://leetcode.cn/problems/combinations/solution/by-wen-nuan-11-t2ou/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum/solution/by-lyfsammi-v9gr/

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/hui-su-by-mao-mao-bu-zi-bi-qgt0/

https://leetcode.cn/problems/combinations/solution/by-mao-mao-bu-zi-bi-n3d8/

from advanced-challenge.

78、https://leetcode.cn/problems/subsets/solution/by-liang-liang-t3-oben/
77、https://leetcode.cn/problems/combinations/solution/by-liang-liang-t3-uoh6/
90、https://leetcode.cn/problems/subsets-ii/solution/by-liang-liang-t3-cu4d/
40、https://leetcode.cn/problems/combination-sum-ii/solution/by-liang-liang-t3-48ww/
47、https://leetcode.cn/problems/permutations-ii/solution/by-liang-liang-t3-1049/
39、https://leetcode.cn/problems/combination-sum/solution/by-liang-liang-t3-pfl7/

from advanced-challenge.

216 https://leetcode.com/problems/combination-sum-iii/discuss/2198419/Python-backtracking-solution

from advanced-challenge.

https://leetcode.cn/problems/combination-sum/solution/zhao-dao-by-xiao-di-ix-rpoq/

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/by-xiao-di-ix-9dwc/

from advanced-challenge.

https://leetcode.cn/problems/combinations/solution/zu-he-by-xiao-di-ix-j5s6/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum-ii/solution/by-xiao-di-ix-8gel/

from advanced-challenge.

https://leetcode.cn/problems/subsets-ii/solution/by-xiao-di-ix-occ9/

from advanced-challenge.

https://leetcode.cn/problems/permutations-ii/solution/zhong-fu-yuan-su-by-xiao-di-ix-yrdt/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum-iii/solution/by-xiao-di-ix-z6wa/

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/java-hui-su-by-jin-se-m-gsg5/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum/solution/xiao-bai-shua-ti-hui-su-fa-jie-jue-by-ti-j9i3/

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/hui-su-by-lulusir-ts15/

from advanced-challenge.

78
https://leetcode.cn/problems/subsets/solution/by-frmmm-y7u8/

from advanced-challenge.

77 https://leetcode.cn/problems/combinations/solution/by-urnotuj-ittf/
78 https://leetcode.cn/problems/subsets/solution/by-urnotuj-eqio/
90 https://leetcode.cn/problems/subsets-ii/solution/by-urnotuj-ui5j/
40 https://leetcode.cn/problems/combination-sum-ii/solution/by-urnotuj-3146/

from advanced-challenge.

https://leetcode.com/problems/permutations-ii/discuss/2201182/Python-Solution

from advanced-challenge.

Q78：https://leetcode.cn/problems/subsets/solution/by-karma-15-awwq/

from advanced-challenge.

39
https://leetcode.cn/problems/combination-sum/solution/python3-by-jenn-2o-brzh/

from advanced-challenge.

78：https://leetcode.cn/problems/subsets/solution/-by-ban-han-3jz3/

from advanced-challenge.

46 https://leetcode.cn/problems/permutations/solution/java-solution-by-emmmma_-9vp2/

from advanced-challenge.

216 https://leetcode.com/problems/combination-sum-iii/discuss/2201395/C%2B%2B-Solutio-with-Backtrace
90 https://leetcode.com/problems/subsets-ii/discuss/2201398/C%2B%2B-oror-Backtrace
78 https://leetcode.com/problems/subsets/discuss/2201402/C%2B%2B-oror-Backtrack
39 https://leetcode.com/problems/combination-sum/discuss/2201408/C%2B%2B-oror-Backtrack
40 https://leetcode.com/problems/combination-sum-ii/discuss/2201414/CPP-oror-Backtrack
47 https://leetcode.com/problems/permutations-ii/discuss/2201419/CPP-Solution-with-Backtrack

from advanced-challenge.

47: https://leetcode.com/problems/permutations-ii/discuss/2201309/JAVA-DFS

from advanced-challenge.

https://leetcode.cn/problems/letter-combinations-of-a-phone-number/solution/by-kane_c-dycb/

from advanced-challenge.

https://leetcode.com/problems/combinations/discuss/2202961/Python-solution-or-backtracking

from advanced-challenge.

78: https://leetcode.cn/problems/subsets/solution/by-lumi-8-neae/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum/solution/jshui-su-fa-shi-xian-by-tie-tou-wa-13-8qh5/

from advanced-challenge.

39 https://leetcode.com/problems/combination-sum/discuss/2204198/Java-backtracking

from advanced-challenge.

78
https://leetcode.cn/problems/subsets/solution/hui-su-fa-by-zhangxr-08g6/
77
https://leetcode.cn/problems/combinations/solution/hui-su-fa-zu-he-by-zhangxr-0wsf/
90
https://leetcode.cn/problems/subsets-ii/solution/hui-su-fa-zi-ji-er-by-zhangxr-p28z/
40
https://leetcode.cn/problems/combination-sum-ii/solution/hui-su-fa-by-zhangxr-hm3a/
47
https://leetcode.cn/problems/permutations-ii/solution/hui-su-fa-by-zhangxr-nsg3/
39
https://leetcode.cn/problems/combination-sum/solution/hui-su-fa-by-zhangxr-vyrf/

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/python-backtrack-by-don-vito-corleone-ezfx/

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/78-zi-ji-by-bthyla-b0kb/

from advanced-challenge.

77 组合 https://leetcode.cn/problems/combinations/solution/by-niu-niu-de-tie-han-han-busx/
78 子集 https://leetcode.cn/problems/subsets/solution/78-by-niu-niu-de-tie-han-han-uxd6/
83 全排列 https://leetcode.cn/problems/VvJkup/solution/quan-pai-lie-by-niu-niu-de-tie-han-han-mave/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum/solution/by-awanzia-1153/

from advanced-challenge.

47: https://leetcode.com/problems/permutations-ii/discuss/2205392/java-solution

from advanced-challenge.

47：https://leetcode.cn/problems/permutations-ii/solution/g-by-andytesla-iuad/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum-iii/solution/hui-su-by-dao-ge-2r-o5ub/

from advanced-challenge.

https://leetcode.cn/problems/permutations-ii/solution/by-risuxx-jp21/

from advanced-challenge.

https://leetcode.com/problems/combinations/discuss/2205818/C%2B%2B

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/by-emilysry-or8w/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum-iii/solution/216-zu-he-zong-he-iii-by-intelligent-swi-h408/

from advanced-challenge.

39 https://leetcode.com/problems/combination-sum/discuss/2232377/Python-backtrack

from advanced-challenge.

https://leetcode.com/problems/permutations-ii/discuss/2220143/Java-solution-using-backtrack

from advanced-challenge.

https://leetcode.cn/problems/combination-sum/solution/by-reverent-johnsont4h-u98f/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum-iii/solution/hui-bian-cheng-de-xiao-bao-zi-ti-jie-by-xi1x0/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum-iii/solution/hui-su-by-zhu143xin-6qwl/

from advanced-challenge.

https://leetcode.cn/problems/combination-sum/solution/by-da-song-shu-a-68xa/

from advanced-challenge.

https://leetcode.com/problems/subsets/discuss/2125149/python-backtracking

from advanced-challenge.

https://leetcode.cn/problems/combinations/solution/meng-kai-shi-de-di-fang-by-looklock-eklj/

from advanced-challenge.

JS
78. 子集
https://leetcode.cn/problems/subsets/solution/by-ccc-16-3740/
77.组合
https://leetcode.cn/problems/combinations/solution/by-ccc-16-cp2s/

from advanced-challenge.

组合总数combine sum
组合

from advanced-challenge.

https://leetcode.cn/problems/combination-sum/

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/hui-su-wen-ti-qiu-jie-by-jclearlove-nnfx/

from advanced-challenge.

https://leetcode.com/problems/subsets-ii/discuss/2248592/C%2B%2B

from advanced-challenge.

https://leetcode.cn/problems/subsets/solution/java-by-nekofugue-wtbd/

from advanced-challenge.