| Author | SSU | 
| Submission date | 2014-03-20 16:33:16.328837 | 
| Rating | 6050 | 
| Matches played | 621 | 
| Win rate | 63.12 | 
Use rpsrunner.py to play unranked matches on your computer.
import random
def print2 (s):
#    print s
    return
def calcWinLose():
    global win_count
    global lose_count
    global draw_count
    win_count=0
    lose_count=0
    draw_count=0
    for round in choices.split(","):
        if round=="SP" or round=="RS" or round=="PR":
            win_count+=1
        elif round[:1]==round[-1:]:
            draw_count+=1
        else:
            lose_count+=1
    return
if input == "":
    win_count=0
    lose_count=0
    draw_count=0
    my_choice=[]
    his_choice=[]
    counter=1
    choices=""
    #output = random.choice(["R","P","S"])
    output = "S"
else:
    calcWinLose()
    counter+=1
    choices+=input+','
#    output = "R"
    output = random.choice(["P","S","R"])
    if win_count<lose_count:
        pattern_len=3*6
        last_pattern=choices[-pattern_len:]
        print2("last="+last_pattern)
        pos = choices[:-pattern_len].find(last_pattern)
        print2("pos="+str(pos))
        if pos!=-1:
            expectation=choices[pos+pattern_len:pos+pattern_len+1]
            expectation_his=choices[pos+pattern_len+1:pos+pattern_len+2]
            print2("expectation="+expectation)
            print2("expectation_his="+expectation_his)
            if expectation == "R":
                output = random.choice(["P","S"])
            if expectation == "P":
                output = random.choice(["R","S"])
            if expectation == "S":
                output = random.choice(["R","P"])
            if expectation_his == "R":
                output = "P"
            if expectation_his == "S":
                output = "R"
            if expectation_his == "P":
                output = "S"
            new_pattern=last_pattern+output
            pos_new = choices[:-pattern_len].find(new_pattern)
            if (pos_new!=-1):
                output = random.choice(["R","P","S"])
                pass
        print2("output="+output)
#    output = random.choice(["P","S","R"])
choices+=output
#choices+=str(counter)
my_choice.append(output)
his_choice.append(input)