#include <stdio.h>

typedef enum { false, true } bool;

int scan_line(FILE *f, bool *bptr) {
   int i, c;

   for (i = 0; ; i++) {
      c = fgetc(f);
      if (c == EOF) {
         *bptr = true;
         return(i);
      }
      else if (c == '\n')
         return(i + 1);
   }
}

void line_char_count(FILE *f)
{
   int lines = 0;
   int chars;
   bool eof_flag = false;

   chars = scan_line(f, &eof_flag);
   while (eof_flag == false) {
      lines = lines + 1;
      chars += scan_line(f, &eof_flag);
   }
   printf("lines = %d\n", lines);
   printf("chars = %d\n", chars);
}

int main() {
   line_char_count(stdin);
}