#include <stdio.h>
main()
{
FILE *file1, *fopen();
long int  d;
char c1,c2;
 
file1=fopen("count.fle","r");
fscanf(file1,"%ld",&d);
d =  d+1;
fclose(file1);
file1=fopen("count.fle","w");
fprintf(file1,"%ld",d);
fclose(file1);
printf("\n <b>%ld",d);
c1 = 't';
c2 = 'h';
if ((d % 10) == 1)
   {c1 = 's';
    c2 = 't';};
 
if ((d % 10) == 2)
   {c1 = 'n';
    c2 = 'd';};
 
if ((d % 10) == 3)
   {c1 = 'r';
    c2 = 'd';};

if ((d > 3)&& (d < 21))
   {c1 = 't';
    c2 = 'h';};

if (((d % 100)> 3) && ((d % 100) < 21))
    {c1 ='t';
     c2 ='h';};

printf("%c%c</b> \n",c1,c2);
exit(0);
}