0分求救，可是样例过了

#include<bits/stdc++.h>
using namespace std;
const int N=1000010;
int main()
{
    int n,k,a[N]={0},b[N];
    cin>>n>>k;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i];
    }
    for(int i=3;i<=n;i++)
    {
        cout<<min(a[i-2],min(a[i],a[i-1]))<<" ";
        b[i]=max(a[i],max(a[i-1],a[i-2]));  
    }
    for(int i=1;i<n+2;i++)
    {
        if(b[i]==0)
        {
            continue;
        }
        cout<<b[i]<<" ";
    }
    return 0;

}