using System; using System.Collections.Generic; class Solution { /** * 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 * * * @param numbers int整型一维数组 * @return int整型 */ public int MoreThanHalfNum_Solution (List<int> numbers) { Dictionary<int,int> map = new Dictionary<int,int>(); foreach(int num in numbers){ if(map.ContainsKey(num)){ map[num]++; if(map[num] > numbers.Count / 2) return num; } else map.Add(num, 1); } return numbers[0]; } }