#include <stdio.h>
#define a(a) a
#define s(s) s###s
#define c(t) const t
#define x(k,u,p,o) k(u){p}o k(
#define j putchar
s(x(test, a(c)( char a(*p)),int space=0;int a(l)
=0;while(*p a(+0)){c(int)z=32;if(*p++-
z)++space; else{++l ;if(l==10|| l ==20) j(p[
-l]);else if(l&1) a(j)(*a(p)+ a(space
)); a(space)=0;}},a(int)main(a(int)argc,c(char)**argv){!j&&putchar(!argc);
)));return putchar(10);}