494 - Kindergarten Counting Game

#include <cstdio>int main(){    char str;    int count(0),i(1);    while ((str=getchar())!=EOF)    {        if ((str>='a'&&str<='z')||(str>='A'&&str<='Z'))        {            if(i!=0)                count++;            i=0;        }        else   if (str=='\n')        {            printf("%d\n",count);            count=0;        }        else   i=1;    }return 0;}