#include <stdio.h>
#include <stdlib.h>

long int_Reversion(int data)
{
	int Multiple;
	int i;
	Multiple=1;
	i=0;
	
	do
	{
		i++;
		Multiple=Multiple*10;
	}while(Multiple<=data);
	
	if(i==1)
	{
		return data;
	}
	else
	{
		return ((data%10)*(Multiple/10))+int_Reversion(data/10);
	}
}

int main()
{
	long a=123456789;
	printf("%ld->%ld\n",a,int_Reversion(a));
	return 0;
}