22A Second Order Statistics codeforces solution in cpp

 

22A Second Order Statistics codeforces solution in cpp

by ujjal roy

#include<bits/stdc++.h>

using namespace std;

main()

{

    int n,i,l;

    cin>>n;

 vector<int> v(n);

    for(i=0;i<n;i++) cin>>v[i];

     sort(v.begin(),v.end());

      l=unique(v.begin(),v.end())-v.begin();

     if(l<2) cout<<"NO"<<endl;

    else cout<<v[1]<<endl;

    return 0;

}