# RPS_iFM

 Author TeleZ Submission date 2017-09-16 14:14:57.528870 Rating 7236 Matches played 340 Win rate 73.24

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

## Source code:

``````import random

kon={'RR':'1','RP':'2','RS':'3','PR':'4','PP':'5','PS':'6','SR':'7','SP':'8','SS':'9'}
k2i={'R':0,'P':1,'S':2}
i2k={0:'R',1:'P',2:'S'}

def mdl(N):
N%=3
if N<0:
N+=3
return N

if not input:
DNA=[""]*3
flag=[False]*5
hist=[[0]*3]*2
eval=[0]*3
subs=[0]*24
skor=[0]*24
output=random.choice("RPS")
else:
d=random.betavariate(4.6,1.4)
for i in range(24):
if ((i<3 and flag[0]) or (3<=i<6 and flag[1]) or
(6<=i<12 and flag[2]) or (12<=i<18 and flag[3]) or (i>=18 and flag[4])):
m=mdl(subs[i]-k2i[input])
if m==2:
m=-1
skor[i]=d*skor[i]+m
for i in range(2):
for j in range(3):
hist[i][j]=0
DNA[0]+=input
DNA[1]+=output
DNA[2]+=kon[input+output]
m=min(random.randint(11,25),len(DNA[2]))
i=m
j=-1
while i>1 and j<0:
i-=1
RNA=DNA[2][-i:]
j=DNA[2].find(RNA,0,-1)
flag[2]=(j>=0)
while j>=0:
l=i+j
for k in range(2):
hist[k][k2i[DNA[k][l]]]+=1
j=DNA[2].find(RNA,j+1,-1)
if flag[2]:
for i in range(2):
for j in range(3):
subs[3*i+j+6]=mdl(k2i[DNA[i][l]]-j+i+1)
for i in range(2):
flag[i]=(hist[i][0]<>hist[i][1] or hist[i][1]<>hist[i][2])
if flag[i]:
for j in range(3):
eval[j]=hist[i][mdl(j-1)]-hist[i][mdl(j+1)]
k=eval.index(max(eval))
for j in range(3):
subs[3*i+j]=mdl(k-j+i)
for k in range(2):
i=m
j=-1
while i>1 and j<0:
i-=1
RNA=DNA[k][-i:]
j=DNA[k].rfind(RNA,0,-1)
flag[k+3]=(j>=0)
if flag[k+3]:
l=i+j
for i in range(2):
for j in range(3):
subs[6*k+3*i+j+12]=mdl(k2i[DNA[i][l]]-j+i+1)
i=skor.index(max(skor))
if ((i<3 and flag[0]) or (3<=i<6 and flag[1]) or
(6<=i<12 and flag[2]) or (12<=i<18 and flag[3]) or (i>=18 and flag[4])):
output=i2k[subs[i]]
else:
output=random.choice("RPS")``````