## On the Subject of Gaming the Gamepad

Oh, the layout of the buttons on this thing takes me back to my childhood! Except I didn't expect to see that on a time bomb, even. Play time is over, I suppose.

serial number odd: AB y ≠ 7n: B x = c × d: A

unlit SND: AB no batteries: BB

x-0-1-2-3-4-5-6-7-8-9
0-
A

A

ABA

AB
A
1-
AB
A

AB
A

A

ABA
2-
AB
A

AB
A
A

AB
A

3-
ABA

AB
A

AB
A
A

AB
A
4-

ABA

AB
A

AB
A

A
5-
AB
A

ABA

A

AB
A

AB
6-
A

AB
A

A
A

ABA

AB
A
7-
AB
A

AB
A

AB

ABA
8-
AB
A

AB
A
A

AB
A

9-
ABA

AB

AB
A

AB
A
A

AB
A

Stereo RCA: A lit FRQ: BA x ≠ 7n: A

y = a × b: A PS/2: BBB ≥2b: AA

y-0-1-2-3-4-5-6-7-8-9
0-
B

B
BA
B

B
1-
BA

BA

BBB
B
BA
2-
BAB

BA
B

B
BA

BBB

BA
3-
BA
B

BA

BBB

B
BA

BBB
4-
B
BA

BA

BAB
BA
B

B
5-
BA

BBB

BA
BA

BBB
B

BA
6-
BAB

BA

BBB
B

BAB
BA

BA

7-
BA
B
BA

BBB

BA

BA
BA
8-
B

B
BA

BAB
BA

BBB
B
9-
BA

BBB

BA

BA

BBB
B
BA

BBB

### Global overrides

• x = 11n ⇒ switch 1st/2nd and 5th/7th
• a = 1 + d ⇒ switch the 3rd/4th and 6th/8th
• either x or y is highly composite ⇒ switch order of subcommands
• x and y are both perfect squares ⇒ flip sequence