Closed labuladong closed 1 year ago
LC78: https://leetcode.com/problems/subsets/solutions/3267739/backtracking-java-typical-structure/ LC 46: https://leetcode.com/problems/permutations/solutions/3267814/backtracking-java-mark-used/ LC90: https://leetcode.com/problems/subsets-ii/solutions/3267907/backtracking-java-cut-duplicate-nodes/ LC40: https://leetcode.com/problems/combination-sum-ii/solutions/3267936/backtracking-java-track-sum-path/ LC47: https://leetcode.com/problems/permutations-ii/solutions/3267951/backtrack-java-fix-positions-of-duplicate-numbers/ LC39: https://leetcode.com/problems/combination-sum/solutions/3267966/backtracking-java-re-use-of-the-same-element/
LC 39:https://leetcode.cn/problems/combination-sum/solution/zi-ji-zu-he-wu-zhong-fu-yuan-su-ke-zhong-36ao/ LC 40:https://leetcode.cn/problems/combination-sum-ii/solution/zi-ji-zu-he-zhong-fu-yuan-su-bu-ke-zhong-hmxo/ LC 46:https://leetcode.cn/problems/permutations/solution/pai-lie-wu-zhong-fu-yuan-su-bu-ke-zhong-vnm1z/ LC 47:https://leetcode.cn/problems/permutations-ii/solution/pai-lie-you-zhong-fu-yuan-su-bu-zhong-fu-5i00/
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