题解 | #查找#

#include<iostream>
#include<algorithm>
using namespace std;
int main()
{
	int n,num,x;
	while (cin >> n)
	{
		int arr[n];
		for (int i = 0; i < n; i++)
		{
			cin >> arr[i];
        }
		cin >> num;
		for (int i = 0; i < num; i++)
		{
			int j;
			cin >> x;
			for ( j = 0; j < n; j++)
			{
				if (arr[j] == x)
				{
					printf("YES\n");
					break;
				}
			}
			if (j == n)
			{
				printf("NO\n");
			}
		}
	}
	return 0;
}