Tower of honoi in c program

Tower of honoi in c program:

#include stdio.h
void toh(int n,int source,int aux,int dest){
if(n==1){
    printf("Move the disk from tower no: %d to tower no: %d\n",source,dest);
    return;
 }
 toh(n-1,source, dest,aux);
 toh(1,source,aux,dest);
 toh(n-1,aux, source,dest);

}
int main()
{
    toh(5,1,2,3);
    return 0;

}