#include <stdio.h>

int main()

{

char c;

int letters=0,space=0,digit=0,other=0;

while ((c=getchar())!='\n')

{

if (c >= 'a'&&c <= 'z' ) 

{

letters++;

}
else if(c >= 'A'&&c <= 'Z')
{
	letters++;
}

else if (c == ' ')

{

space++;

}

else if (c >= '0'&&c <= '9')

{

digit++;

}

else

{

other++;

}

}

printf("%d\n%d\n%d\n%d\n",letters,space,digit,other);

return 0;

}