하노이의 탑

#include<stdio.h>
 
void hanoi(int n, int from, int by, int to){
    if (n == 1)
        printf("\nMove from %d to %d", from, to);
    else{
        hanoi(n - 1, from, to, by);    
        printf("\nMove from %d to %d", from, to);                
        hanoi(n - 1, by, from, to);    
    }
}
 
int main(void){
 
    int i = 3;
 
    hanoi(i, 1, 2, 3);
 
    return 0;
}