Centrifugal Bumblepuppy 1001

 Author dllu Submission date 2011-09-01 23:41:38.719378 Rating 7850 Matches played 2923 Win rate 76.6

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

Source code:

import random
numPre = 18
numMeta = 18
if not input:
limit = 8
beat={'R':'P','P':'S','S':'R'}
moves=['','','']
pScore=[[3]*numPre,[3]*numPre,[3]*numPre,[3]*numPre,[3]*numPre,[3]*numPre]
centrifuge={'RP':'a','PS':'b','SR':'c','PR':'d','SP':'e','RS':'f','RR':'g','PP':'h','SS':'i'}
length=0
p=[random.choice("RPS")]*numPre
m=[random.choice("RPS")]*numMeta
mScore=[3]*numMeta
else:
for i in range(numPre):
pScore[0][i]=0.8*pScore[0][i]+((input==p[i])-(input==beat[beat[p[i]]]))*3
pScore[1][i]=0.8*pScore[1][i]+((output==p[i])-(output==beat[beat[p[i]]]))*3
pScore[2][i]=0.87*pScore[2][i]+(input==p[i])*3.3-(input==beat[p[i]])*0.9-(input==beat[beat[p[i]]])*3
pScore[3][i]=0.87*pScore[3][i]+(output==p[i])*3.3-(output==beat[p[i]])*0.9-(output==beat[beat[p[i]]])*3
pScore[4][i]=(pScore[4][i]+(input==p[i])*3)*(1-(input==beat[beat[p[i]]]))
pScore[5][i]=(pScore[5][i]+(output==p[i])*3)*(1-(output==beat[beat[p[i]]]))
for i in range(numMeta):
mScore[i]=(mScore[i]+(input==m[i]))*(1-(input==beat[beat[m[i]]]))
moves[0]+=centrifuge[input+output]
moves[1]+=input
moves[2]+=output
length+=1
for y in range(3):
j=min([length,limit])
while j>=1 and not moves[y][length-j:length] in moves[y][0:length-1]:
j-=1
i = moves[y].rfind(moves[y][length-j:length],0,length-1)
p[0+2*y] = moves[1][j+i]
p[1+2*y] = beat[moves[2][j+i]]

for i in range(6,6*3):
p[i]=beat[beat[p[i-6]]]

for i in range(0,6,2):
m[i]=       p[pScore[i  ].index(max(pScore[i  ]))]
m[i+1]=beat[p[pScore[i+1].index(max(pScore[i+1]))]]
for i in range(6,18):
m[i]=beat[beat[m[i-6]]]
output = beat[m[mScore.index(max(mScore))]]
if max(mScore)<0.13 or random.randint(3,40)>length:
output=beat[random.choice("RPS")]