Someone

/* 14. zadatak */
#include <stdio.h>
#include <string.h>
int main(int argc, char **argv)
{
   FILE *fp;
   char buffer[512];
   int br = 0;
   
   if (argc != 2) {
      printf("Molimo unesite ime datoteke!\n");
      getche();
      return 1;
   }
   fp = fopen(argv[1], "r");
   if (fp == NULL) {
      printf("Greska pri otvaranju datoteke!\n");
      getche();
      return 1;
   }
   
   while (fgets(buffer, sizeof(buffer), fp) != NULL) {
      if (buffer[strlen(buffer) - 1] == '\n') 
         buffer[strlen(buffer) - 1] = 0;
      if (strlen(buffer) > 20)
         br++;
   }

   printf("Broj redaka: %d\n", br);
   printf("Zavrseno!\n");
   fclose(fp);
   getche();
   return 0;
}