Merge pull request #1217 from joesavage/master

[c/en] add missing semicolons, fix spacing, change main() to main(void), modify additional resources section

c.html.markdown

@@ -55,7 +55,7 @@ int add_two_ints(int x1, int x2); // function prototype
 
 // Your program's entry point is a function called
 // main with an integer return type.
-int main() {
+int main(void) {
   // print output using printf, for "print formatted"
   // %d is an integer, \n is a newline
   printf("%d\n", 0); // => Prints 0
@@ -183,8 +183,8 @@ int main() {
   i1 / i2; // => 0 (0.5, but truncated towards 0)
 
   // You need to cast at least one integer to float to get a floating-point result
-  (float)i1 / i2 // => 0.5f
-  i1 / (double)i2 // => 0.5 // Same with double
+  (float)i1 / i2; // => 0.5f
+  i1 / (double)i2; // => 0.5 // Same with double
   f1 / f2; // => 0.5, plus or minus epsilon
   // Floating-point numbers and calculations are not exact
 
@@ -634,7 +634,7 @@ Best to find yourself a copy of [K&R, aka "The C Programming Language"](https://
 It is *the* book about C, written by Dennis Ritchie, the creator of C, and Brian Kernighan. Be careful, though - it's ancient and it contains some
 inaccuracies (well, ideas that are not considered good anymore) or now-changed practices.
 
-Another good resource is [Learn C the hard way](http://c.learncodethehardway.org/book/).
+Another good resource is [Learn C The Hard Way](http://c.learncodethehardway.org/book/).
 
 If you have a question, read the [compl.lang.c Frequently Asked Questions](http://c-faq.com).