ga3fix

 Author momo Submission date 2012-09-03 17:07:35.562169 Rating 7035 Matches played 812 Win rate 73.89

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

Source code:

``````import random, math

def highest(v):
return random.choice([i for i in range(len(v)) if max(v) == v[i]])

def lowest(v):
return random.choice([i for i in range(len(v)) if min(v) == v[i]])

def best(c):
return highest([c[1]-c[2], c[2]-c[0], c[0]-c[1]])

if(1):
if (input == ""):
N = 1
AR1 = 0.89
states = ["R","S","P"]
st = [0,1,2]
sdic = {"R":0, "S":1, "P":2}
table = {}
cutoff = 400
hennies = 5
res = [[0, 1, -1], [-1, 0, 1], [1, -1, 0]]
r=0
MEM2 = [3,4,5]
M = len(MEM2)*2 + 1

models = [.3,.3,1]*(len(MEM2)*2)+ [1,0.6,0.6]
state = [0] * (M*3)
yo = random.choice(st)
tu = random.choice(st)

pa = (yo, tu)
hi = [pa]
prognosis = [random.choice(st) for i in range(M*3+1)]
choices = []

else:
tu = sdic[input]
pa = (yo,tu)
hi += [pa]
state = [ AR1 * state[i] + res[prognosis[i]][tu] * models[i] for i in range(M*3)]

r = res[yo][tu]

i = 0

prop =  [random.choice(st) for j in range(len(MEM2)*2)]
for m in MEM2:
if(N + 1> m):
key = tuple(hi[-m-1:-1])
if (key in table):
table[key] += [pa]
else:
table[key] = [pa]
if(N > m):
key = tuple(hi[-m:])

if (key in table):
ch = table[key]
k = len(ch)
k = max(random.choice(range(0,k)),random.choice(range(0,k)))

prop[i] = ch[k][0]
prop[i+1] = ch[k][1]

i += 2

i = -3;
for m in range(len(MEM2)):
i += 3; prognosis[i] = (prop[2*m])
i += 3; prognosis[i] = (prop[2*m+1])

prob = [0,0,0]

# triplehenny
for j in range(hennies):
prob[(hi[random.choice(range(max(0,N-cutoff),N))][1])]+=1
i += 3; prognosis[i] = (best(prob))
i += 3

assert(i==3*M)

for j in range(M):
prognosis[j*3 + 1] = (prognosis[j*3] + 1) % 3
prognosis[j*3 + 2] = (prognosis[j*3+1] + 1) % 3

best = highest(state)
yo = prognosis[best]

output = states[yo]

N = N + 1``````