样例都过了，全wa，求各位爷瞧瞧

#include<algorithm>
#include<iostream>
#include<stack>
#include<cstring>
#include<map>
using namespace std;
#define int long long
const int N=1e6+10;
int stk[N];
bool val[N];
int n,m,t;
//map<char,bool>val;
stack<char>q;
signed main()
{
    cin>>n;
    while(n--)
    {
        int flag=0;
        memset(stk,0,sizeof(stk));
        int hh=0;
        cin>>m;

        for(int i=1;i<=m;i++)
        {
            int x;
            cin>>x;
            stk[++hh]=x;
        }
        for(int i=m;i>=1;i--)
        {
            int y;
            cin>>y;
            if(stk[hh--]==y)continue;
            else {

                flag=1;
                //break;
            }
        }
        if(flag==0)
        cout<<"Yes"<<endl;
        else 
            cout<<"No"<<endl;

    }
}

地道