摘要： public class Solution { /** * @param A: a array of integers * @return : return an integer */ public static int removeDuplicates(int[] nums) { int a = 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 c 阅读全文

摘要： public class Solution { /** * @param n: An integer * @return: An integer */ public int climbStairs(int n) { // write your code here int a=0,b=1,sum=0; 阅读全文