Polish main.c

Startcode/main.c

@@ -46,7 +46,7 @@ int main(int argc, char *argv[])
 
     if(placedWords != wordCount)
     {
-        fprintf(stderr, "Could not place %d out of %d words ...\n", wordCount - placedWords, wordCount);
+        fprintf(stderr, "Could not place %u out of %u words ...\n", wordCount - placedWords, wordCount);
         return EXIT_FAILURE;
     }