#include<iostream>
#include<algorithm>
using namespace std;
int main(){
	int arr[] = {0,1,2,2,3,0,0,3,4,4,5,5,5,6,6,6};
	//相邻去重 需要配合sort()
	int *r = unique(arr,arr+14);
	//unique() 的返回值是去重后的尾地址
	for (int i = 0; i < r-arr; i++)
		cout << arr[i] << " ";
	return 0;
}

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