# CopyFindX2

 Author david.werecat Submission date 2013-02-08 22:07:10.625545 Rating 7233 Matches played 748 Win rate 74.73

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

## Source code:

``````#Created by David Catt (2013)
#Finds the highest order matching context and copies output
import random
if input == "":
maxord = 11
winmap = {"R":"P","P":"S","S":"R"}
valmap = {"R":1,"P":2,"S":3}
maxctx = 4**maxord
otbl = ["-"] * maxctx
octx = 0
ttbl = ["-"] * maxctx
tctx = 0
last = "R"
else:
tmp = maxctx
for i in range(0, maxord):
otbl[octx % tmp] = input
ttbl[tctx % tmp] = input
tmp /= 4
octx = ((4 * octx) + valmap[last]) % maxctx
tctx = ((4 * tctx) + valmap[input]) % maxctx
tmp = maxctx
output = ""
oout = ""
oord = 0
tout = ""
tord = 0
for i in range(0, maxord):
if oout == "":
if otbl[octx % tmp] != "-":
oout = winmap[otbl[octx % tmp]]
oord = maxord - i
if tout == "":
if ttbl[tctx % tmp] != "-":
tout = winmap[ttbl[tctx % tmp]]
tord = maxord - i
tmp /= 4

if tout == "" and oout == "":
output = random.choice(["R","P","S"])
elif tout == "":
output = oout
elif oout == "":
output = tout
else:
oprb = 3**(oord+1)
tprb = 3**tord
if random.randint(1, oprb + tprb) < oprb:
output = oout
else:
output = tout
last = output``````