摘要： class Solution {public: /** * @param n: An integer * @return: An integer */ int climbStairs(int n) { // write your code here int a,b; a=b=1; int c; if 阅读全文

摘要： class Solution {public: /** * @param prices: Given an integer array * @return: Maximum profit */ int maxProfit(vector<int> &prices) { // write your co 阅读全文

摘要： class Solution {public: /** * @param A: a list of integers * @return : return an integer */ int removeDuplicates(vector<int> &nums) { // write your co 阅读全文