#include
int
main()
{
char
ch;
n = 0;
flag = 0;
while
(1)
ch =
getchar
();
if
(ch ==
'\n'
){
break
;
}
else
(ch !=
' '
)
(flag == 0){
flag = 1;
n++;
printf
(
"%d\n"
, n);
return
0;