def aa(nums): if not nums: return False hashes={} ret=[] for s in nums: hashes[s]=hashes[s]+1 if hashes.get(s) else 1 if hashes[s] >len(nums)/2: ret.append(s) return list(set(ret)) print(aa([1,2,3,2,2,2,2,2,3,2,3,3,4]))
剑指offer python版 数组中出现次数超过一半的数字
原文：https://www.cnblogs.com/xzm123/p/9855856.html