Data Structure and Algorithms | 2020-03-18 Backtracking Algorithm ConceptThe backtracking algorithm is actually an enumeration-like search attempt ...
Data Structure and Algorithms | 2020-03-16 Leetcode 77. Combinations Question Given n, k, select k numbers from {1, 2, 3 ... n}, output all possible, and sort numbers ...
Data Structure and Algorithms | 2020-03-09 Leetcode 47. Permutations II Question Similar to 46. Permutations, the difference is that there will be duplicates in the inpu ...
Data Structure and Algorithms | 2020-03-06 Leetcode 46. Permutations Question Given a few numbers, then output all possible permutations of them. Similar Questions Me ...
Data Structure and Algorithms | 2020-03-04 Divide-and-conquer Algorithm Basic ConceptIn computer science, divide-and-conquer is an important algorithm. The literal explanat ...
Data Structure and Algorithms | 2020-03-01 Leetcode 22. Generate Parentheses Question Give a number n and return all valid parenthetical matches, exactly the opposite of 20. ...
Data Structure and Algorithms | 2020-02-28 Leetcode 17. Letter Combinations of a Phone Number Question Given a string of numbers, each number can represent several letters under a number key. ...
Data Structure and Algorithms | 2020-02-26 Greedy Algorithm Basic ConceptThe so-called greedy algorithm means that when solving a problem, always makes the best ...
Data Structure and Algorithms | 2020-02-24 Leetcode 86. Partition List Question The question is essentially the partition of quick-sort. The linked list is divided into ...
Data Structure and Algorithms | 2020-02-19 Leetcode 61. Rotate List Question Move the last linked list node to the front and repeat the process k times. Similar Ques ...