```rust use bra_ket::*; fn main() {

let mut program = Program::new();
program.h(0); 
program.cnot(0, 1); 
program.cnot(0, 2);

// drawing the program 
program.draw();

// creating the state vector to hold the quantum state
let mut state = StateVector::new(3);

// running the program to evolve the state vector from its 
//initial state of |000> to (1 / SQRT_2) *(|000> + |111>)
program.run(&mut state);

// printing the final state
println!("{}", state);

}

```