tweak: use else if instead of wrapped else, if

+formatting

src/extra/chc/chc.c

@@ -6,7 +6,7 @@ int chc(FILE* fp)
     register int c;
     int num_chars = 0;
     while ((c = getc(fp)) != EOF) {
-			num_chars ++;
+        num_chars++;
     }
     printf("%i\n", num_chars);
     return 0;

src/extra/lc/lc.c

@@ -6,8 +6,8 @@ int lc(FILE* fp)
     int num_lines = 0;
     register int c;
     while ((c = getc(fp)) != EOF) {
-        if (c == '\n' ) {
+        if (c == '\n') {
-					num_lines ++;
+            num_lines++;
         }
     }
     // num_lines += (c != '\n');  // < judgment call, adds a line if the last line isn't followed by a newline.

src/wc.c

@@ -8,14 +8,12 @@ int wc(FILE* fp)
     while ((c = getc(fp)) != EOF) {
         if (c != ' ' && c != '\n' && c != '\t') {
             word = 1;
-        } else {
+        } else if (word) {
-            if (word) {
             num_words++;
             word = 0;
         }
     }
-    }
+    num_words += word;
-		num_words+=word;
     printf("%i\n", num_words);
     return 0;
 }
@@ -32,7 +30,7 @@ int main(int argc, char** argv)
         }
         int wc_status = wc(fp);
         int fclose_status = fclose(fp);
-				return (wc_status == 0) && (fclose_status ==0);
+        return (wc_status == 0) && (fclose_status == 0);
         // can't do return wc_status == 0 && fclose_status == 0;
         // because then if wc returns with -1, fclose is not called.
     } else {