#include<iostream>
using namespace std;
const int maxn =10010;
bool hashTable[maxn] = {false};//初始化为FALSE
int main()
{
int n,m,x;
cin>>n>>m;
for(int i=0;i<n;i++)
{
cin>>x;
hashTable[x] =true;
}
for(int i=0;i<n;i++)
{
cin>>x;
if(hashTable[x]==true)
{
cout<<"YES"<<endl;
}
else
{
cout<<"NO"<<endl;
}
return 0;
}
}
原文:https://www.cnblogs.com/chuxinbubian/p/11581868.html