# mutation1

 Author astertisk Submission date 2014-04-16 19:57:43.349665 Rating 7808 Matches played 595 Win rate 77.48

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

## Source code:

``````import random
numPre = 30
numMeta = 6
if not input:
limit = 8
beat={'R':'P','P':'S','S':'R'}
moves=['','','','']
pScore=[[5]*numPre,[5]*numPre,[5]*numPre,[5]*numPre,[5]*numPre,[5]*numPre]
centrifuge={'RP':0,'PS':1,'SR':2,'PR':3,'SP':4,'RS':5,'RR':6,'PP':7,'SS':8}
centripete={'R':0,'P':1,'S':2}
soma = [0,0,0,0,0,0,0,0,0];
rps = [1,1,1];
a="RPS"
best = [0,0,0];
length=0
p=[random.choice("RPS")]*numPre
m=[random.choice("RPS")]*numMeta
mScore=[5,2,5,2,4,2]
else:
for i in range(numPre):
pp = p[i]
bpp = beat[pp]
bbpp = beat[bpp]
pScore[0][i]=0.9*pScore[0][i]+((input==pp)-(input==bbpp))*3
pScore[1][i]=0.87*pScore[1][i]+((output==pp)-(output==bbpp))*3
pScore[2][i]=0.84*pScore[2][i]+(input==pp)*3.3-(input==bpp)*1.2-(input==bbpp)*2.3
pScore[3][i]=0.81*pScore[3][i]+(output==pp)*3.3-(output==bpp)*1.2-(output==bbpp)*2.3
pScore[4][i]=(pScore[4][i]+(input==pp)*3)*(1-(input==bbpp))
pScore[5][i]=(pScore[5][i]+(output==pp)*3)*(1-(output==bbpp))
for i in range(numMeta):
mScore[i]=0.95*(mScore[i]+(input==m[i])-(input==beat[beat[m[i]]]))
soma[centrifuge[input+output]] +=1;
rps[centripete[input]] +=1;
moves[0]+=str(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]]
j=min([length,limit])
while j>=2 and not moves[0][length-j:length-1] in moves[0][0:length-2]:
j-=1
i = moves[0].rfind(moves[0][length-j:length-1],0,length-2)
if j+i>=length:
p[6] = p[7] = random.choice("RPS")
else:
p[6] = moves[1][j+i]
p[7] = beat[moves[2][j+i]]

best[0] = soma[centrifuge[output+'R']]*rps[0]/rps[centripete[output]]
best[1] = soma[centrifuge[output+'P']]*rps[1]/rps[centripete[output]]
best[2] = soma[centrifuge[output+'S']]*rps[2]/rps[centripete[output]]
p[8] = p[9] = a[best.index(max(best))]

for i in range(10,numPre):
p[i]=beat[beat[p[i-10]]]

for i in range(0,numMeta,2):
m[i]=       p[pScore[i  ].index(max(pScore[i  ]))]
m[i+1]=beat[p[pScore[i+1].index(max(pScore[i+1]))]]
output = beat[m[mScore.index(max(mScore))]]
if max(mScore)<0.07 or random.randint(5,37)>length:
output=beat[random.choice("RPS")]``````