# bot8.1.py

 Author putiferio Submission date 2017-03-01 18:22:59.799193 Rating 7322 Matches played 373 Win rate 72.12

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

## Source code:

``````#email: putiferio61@gmail.com
import random
mosse="RPS"
alfa=.9
if not input:
tryoutput=["R"]*4
mappa={"R":0,"P":1,"S":2}
inversa={0:"R",1:"P",2:"S"}
risultato={"RR":0,"RP":1,"RS":-1,"PR":-1,"PP":0,"PS":1,"SR":1,"SP":-1,"SS":0}
markovoutput=[[1] * 3 for x in range(9)]
markovinput=[[1] * 3 for x in range(9)]
output =mosse[random.randint(0,2)]
vincita=[0]*3
n=0
else:
#controllare la definizione di ultima per n bassi
n=n+1
if n==2:
ultima=mappa[input]+3*mappa[output]
output =mosse[random.randint(0,2)]
if n>2:
penultima = ultima
ultima=mappa[input]+3*mappa[output]
for i in range(0,9):
for j in range(0,3):
markovoutput[i][j]=alfa*markovoutput[i][j]
markovinput[i][j]=alfa*markovinput[i][j]
markovinput[penultima][mappa[input]]=markovinput[penultima][mappa[input]]+1.
markovoutput[penultima][mappa[output]]=markovoutput[penultima][mappa[output]]+1.
if n>3:
for i in range(0,3):
stringa = input+tryoutput[i]
vincita[i]=alfa*vincita[i]+risultato[stringa] #manca l'input al risultato
tryoutput[0]=inversa[(mappa[input]+1)%3]
if n>2:
listainput=markovinput[ultima]
#print listainput
#print listainput[1]
listaoutput=markovoutput[ultima]
for i in range(0,3):
listainput[i]=listainput[i]+0.000001*random.random()
listaoutput[i]=listaoutput[i]+0.000001*random.random()
maxinput=max(listainput)
maxoutput=max(listaoutput)
maxinputindex = listainput.index(maxinput)
maxoutputindex = listaoutput.index(maxoutput)
tryoutput[1]=inversa[(maxinputindex+1)%3]
tryoutput[2]=inversa[(maxinputindex+2)%3]
tryoutput[3]=inversa[(maxoutputindex+2)%3]
vincitamax=max(vincita)
vincitamaxindex=vincita.index(vincitamax)
output=tryoutput[vincitamaxindex]
if max<0:
output=mosse[random.randint(0,2)]
if random.randint(1,14)>1:
output=mosse[random.randint(0,2)]``````