A c program for finding Hanoi problem for inserting disks in a Given numbers

#include<stdio.h>
#include<conio.h>
#include<math.h>
void hanoi(int x, char from,char to,char aux)
{
if(x==1)
{
printf("Move Disk From %c to %c\n",from,to);
}
else
{
hanoi(x-1,from,aux,to);
printf("Move Disk From %c to %c\n",from,to);
hanoi(x-1,aux,to,from);
}
}
int main(void)
{
int disk;
clrscr();
printf("Enter the number of disks you want to play with:");
scanf("%d",&disk);
double moves=pow(2,disk)-1;
printf("\nThe No of moves required is=%g \n",moves);
hanoi(disk,'A','C','B');
getch();
}