Cau3-Entry Test - ReactJS

#include<bits/stdc++.h>
using namespace std;
int main()
{
     int n ,max1=-1e9,max2=-1e9,max3=-1e9 ;
     cin>>n;// Nhap so luong phan tu
     for(int i = 0;i<n;i++)
        {
            int temp;cin>>temp; //nhap cac phan tu khong trung nhau
            if(temp <=max3) continue;
            if(temp > max1)
            {
                max3=max2;
                max2=max1;
                max1=temp;
             }
            else if(temp>max2)
                    {
                        max3=max2;
                        max2=temp;
                    }
                 else
                 {
                    max3=temp;
                 }

         }

    if(n==1) cout<<max1;
    if(n==2) cout<<max1<<" "<<max2;
    if(n>=3) cout<<max1<<" "<<max2<<" "<<max3;
    return 0;
}