moreda-third

Use rpsrunner.py to play unranked matches on your computer.

Source code:

import random

if not input:
	actions = ["R", "P", "S"]
	map = {"R":0, "P":1, "S":2}
	beat = {"R":"P", "P":"S", "S":"R"}
	history = [[[0, 0, 0], [0, 0, 0], [0, 0, 0]], [[0, 0, 0], [0, 0, 0], [0, 0, 0]], [[0, 0, 0], [0, 0, 0], [0, 0, 0]]]
	output = random.choice(actions)
	n = 1
	last_action = output
	last_opponent = ""
	last_last_action = ""
	last_last_opponent = ""
else:
	n += 1
	if n<=2:
		output = random.choice(actions)
		last_last_action = last_action
		last_action = output
		last_opponent = input
	else:
		last_last_opponent = last_opponent
		last_opponent = input
		history[map[last_last_opponent]][map[last_opponent]][map[last_last_action]] += 1
		ans = [history[map[last_opponent]][0][map[last_action]], history[map[last_opponent]][1][map[last_action]], history[map[last_opponent]][2][map[last_action]]]
		ans = 0 if ans[2]<ans[0]>ans[1] else( 1 if ans[2]<ans[1]>ans[0] else 2)
		last_last_action = last_action
		output = beat[actions[ans]]
		last_action = output