Constraints
Can only use 1 each of the following devices
- 7400 ( 4 two-input NANDs)
- 7402 (4 two-input NORs)
- 7404 (6 Inverters)
- 7408 (4 two-input AND)
- 7410 (3 three-input NAND)
- 7432 (4 two-input OR)
- 7451 (AND-OR-INVERT function)
- 7486 (4 two-input XOR gates)