Codeforces-743C - Vladik and fractions.cpp

    #include<bits/stdc++.h>

    using namespace std;

    int main()

    {
        int n;
        cin>>n;
        if(n==1) cout<<"-1"<<endl;

        else
        {
            cout<<n<<" "<<(n+1)<<" "<<n*(n+1)<<endl;
        }

        return 0;
    }