LeetCode 77: Combinations
Problem Restatement We are given two integers: n: int k: int We need to return all possible combinations of k numbers chosen from the range: 1, 2, 3, ..., n The order of combinations in the answer does not matter. Inside one combination, order also does not define a new result. For example, [1, 2] and [2, 1] are the same combination. The official constraints are 1 <= n <=...