c/char,conditions

in/public/code/c/index.rst

@@ -19,7 +19,29 @@ Input
 .. code:: c
 
  int entry1 = 0;
+ char operator;
  int entry2 = 0;
  printf("type in 2 integers\n");
- scanf("%d%d", &entry1, &entry2);
+ scanf("%d%s%d", &entry1, &operator, &entry2);
  printf("sum: %d\n", entry1 + entry2);
+
+Conditions
+----------
+
+.. code:: c
+
+ if (condition) {
+     expression1;
+ } else {
+     expression2;
+ }
+
+.. code:: c
+
+ switch (operator) {
+     case '+':
+         expression1;
+         break;
+     default:
+         printf("Nope!\n");
+ }