[c/en] clarify common tripping point of newbies

int foo () {
  printf("bar\n");
  int x; // this is not valid in C89+
}

1 files changed, 3 insertions, 0 deletions

diff --git a/c.html.markdown b/c.html.markdown
index 3339032f..8d4cfd93 100644
--- a/c.html.markdown
+++ b/c.html.markdown
@@ -74,6 +74,9 @@ int main (int argc, char** argv)
   ///////////////////////////////////////
   // Types
   ///////////////////////////////////////
+  
+  // All variables MUST be declared at the top of the current block scope
+  // we declare them dynamically along the code for the sake of the tutorial
 
   // ints are usually 4 bytes
   int x_int = 0;