#include <iomanip>
#include <iostream>
#include <string>

using namespace std;


void Hanoi1(string S, string A1, string A2, string A3, string D, int n, bool firstTime=true, bool nextTime=false, bool largest=false)
{
    if(firstTime)
    {
        nextTime=true;
        largest=true;
    }
    if(firstTime)
    {
        cout<<1<<" from "<<S<<" to "<<A1<<endl;
    }
    if(n==1)
    {
        cout<<n<<" from "<<A1<<" to "<<A2<<" to "<<A3<<endl;
        if(largest)
            cout<<n<<" from "<<A3<<" to "<<D<<endl;
    }

    if(n>=2)
    {
        Hanoi1(S, A1, A2, A3, D, n-1, false, true);
        if(n>=2&&nextTime)
            cout<<n<<"from "<<S<<" to "<<A1<<endl;
        cout<<n<<" from "<<A1<<" to "<<A2<<endl;
        Hanoi1(S, A3, A2, A1, D, n-1, false);
        cout<<n<<" from "<<A2<<" to "<<A3<<endl;
        if(largest)
        {
            cout<<n<<" from "<<A3<<" to "<<D<<endl;
        }
        Hanoi1(S, A1, A2, A3, D, n-1, false,false,true);

    }
}


int main()
{
    //test("s", "a", "d", 3);
    Hanoi1("s", "a1", "a2", "a3", "d", 3);
    system("pause");
    return 0;
}