#include <stdio.h>
#include <math.h>
#include <conio.h>
int doc(int s);

int main()
{
	long n;
	int s, k=0, b, c, x, t;
	printf("\nNhap so n: "); scanf("%ld", &n);
	b=n;
	while (b>0)
	{
		b/=10;
		k++;
	}
	do
	{
		t = pow(10, k-1);
		x = n/t;
		doc(x);
		n= n%t;
		k=k-1;
	}
while (n>0);


	return 0;
}

int doc(int s)
{
	switch(s)
	{
		case 0: printf("khong ");	break;
		case 1: printf("mot ");		break;
		case 2: printf("hai ");		break;
		case 3: printf("ba ");		break;
		case 4: printf("bon ");		break;
		case 5: printf("nam ");		break;
		case 6: printf("sau ");		break;
		case 7: printf("bay ");		break;
		case 8: printf("tam ");		break;
		case 9: printf("chin ");	break;
		default: printf("sai ");    break;
	}
	return s;
}