Improve README example (#54)

This change fixes an error in API example and creates more interesting output.
fabianishere · Aug 29, 2017 · d723396 · d723396
1 parent b6d7967
commit d723396
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/README.markdown b/README.markdown
@@ -14,12 +14,13 @@ We also provide a C api:
 
 ``` c
 #include <stdio.h>
+#include <stdlib.h>
 #include <brainfuck.h>
 
 int main() {
 	BrainfuckState *state = brainfuck_state();
 	BrainfuckExecutionContext *context = brainfuck_context(BRAINFUCK_TAPE_SIZE);
-	BrainfuckInstruction *instruction = brainfuck_parse_string("+++++.");
+	BrainfuckInstruction *instruction = brainfuck_parse_string(",+++++.");
  	brainfuck_add(state, instruction);
  	brainfuck_execute(state->root, context);
 	brainfuck_destroy_context(context);