START = ENTER
A, B, C = A, S, D
X, Y, Z = Q, W, E
START = E
SELECT = R
B, A, Y, X, L, R = Z, X, A, S, Q, W
START = S
SELECT = A
B, A = Z, X
START = S
SELECT = A
B, A, L, R = Z, X, Q, W
START = ENTER

A, B, C, X, Y, Z = A, S, D, Q, W, E