#include<stdio.h>
void Hanoi(int n,int s,int a,int d)
{
    if(n==1)
        printf("Move piece %d from tower %d to tower %d\n",n,s,d);
    else
    {
        Hanoi(n-1,s,d,a);
        printf("Move piece %d from tower %d to tower %d\n",n,s,d);
        Hanoi(n-1,a,s,d);
    }
}
int main()
{
    int n;
    scanf("%d",&n);
    Hanoi(n,1,2,3);
}