-
-
Save pawlos/0461352818500cd46b3183f8bbacc539 to your computer and use it in GitHub Desktop.
Solution to Day 15: Dueling Generators
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #aoc_d15.py | |
| valueA = 516 | |
| def genA(): | |
| global valueA | |
| valueA = (valueA * 16807) % 2147483647 | |
| return valueA | |
| valueB = 190 | |
| def genB(): | |
| global valueB | |
| valueB = (valueB * 48271) % 2147483647 | |
| return valueB | |
| cnt = 0 | |
| _2to16 = 2 ** 16 - 1 | |
| for i in range(40000000): | |
| a = genA() & _2to16 | |
| b = genB() & _2to16 | |
| if (a == b): | |
| cnt += 1 | |
| #print a,",", b | |
| #print "A: ",genA(), "B: ",genB() | |
| print cnt |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment