fixed README

README.md

@@ -4,28 +4,28 @@
 https://en.wikipedia.org/wiki/Turing_machine
 
 ## How to use
-(1) Create a new touring mashine
+### (1) Create a new touring mashine
 ```rust
 let turing_machine: TuringMachine = TuringMachine::new();
 ```
 
-(2) Configure the belt
+### (2) Configure the belt
 ```rust
 turing_machine.set_belt(index: usize, value: Value);
 ```
 
-(3) Configure the state machine
- (3.1) Set the transitions
+### (3) Configure the state machine
+####  (3.1) Set the transitions
 ```rust
 turing_machine.set_transition(state: u64, trigger: Value, next_state: u64);
 ```
 
- (3.1) Set the actions
+####  (3.1) Set the actions
 ```rust
 turing_machine.set_action(state: u64, trigger: Value, action: Action);
 ```
 
-(4) Run the machine
+### (4) Run the machine
 ```rust
 turing_machine.start();
 ```