primevil

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

Source code:

import random

primes = [2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,103,107,109,113,127,131,137,139,149,151,157,163,167,173,179,181,191,193,197,199,211,223,227,229,233,239,241,251,257,263,269,271,277,281,283,293,307,311,313,317,331,337,347,349,353,359,367,373,379,383,389,397,401,409,419,421,431,433,439,443,449,457,461,463,467,479,487,491,499,503,509,521,523,541,547,557,563,569,571,577,587,593,599,601,607,613,617,619,631,641,643,647,653,659,661,673,677,683,691,701,709,719,727,733,739,743,751,757,761,769,773,787,797,809,811,821,823,827,829,839,853,857,859,863,877,881,883,887,907,911,919,929,937,941,947,953,967,971,977,983,991,997,1009,1013,1019,1021,1031,1033,1039,1049,1051,1061,1063,1069,1087,1091,1093,1097,1103,1109,1117,1123,1129,1151,1153,1163,1171,1181,1187,1193,1201,1213,1217,1223,1229,1231,1237,1249,1259,1277,1279,1283,1289,1291,1297,1301,1303,1307,1319,1321,1327,1361,1367,1373,1381,1399,1409,1423,1427,1429,1433,1439,1447,1451,1453,1459,1471,1481,1483,1487,1489,1493,1499,1511,1523,1531,1543,1549,1553,1559,1567,1571,1579,1583,1597,1601,1607,1609,1613,1619,1621,1627,1637,1657,1663,1667,1669,1693,1697,1699,1709,1721,1723,1733,1741,1747,1753,1759,1777,1783,1787,1789,1801,1811,1823,1831,1847,1861,1867,1871,1873,1877,1879,1889,1901,1907,1913,1931,1933,1949,1951,1973,1979,1987,1993,1997,1999,2003,2011,2017,2027,2029,2039,2053,2063,2069,2081,2083,2087,2089,2099,2111,2113,2129,2131,2137,2141,2143,2153,2161,2179,2203,2207,2213,2221,2237,2239,2243,2251,2267,2269,2273,2281,2287,2293,2297,2309,2311,2333,2339,2341,2347,2351,23572371,2377,2381,2383,2389,2393,2399,2411,2417,2423,2437,2441,2447,2459,2467,2473,2477,2503,2521,2531,2539,2543,2549,2551,2557,2579,2591,2593,2609,2617,2621,2633,2647,2657,2659,2663,2671,2677]
ndigits = []  
n_int = 0
n_fraction = 0
root = carry = 0 
rps = ["R","P","S"]

def reset(n):	
	global ndigits
	global n_int
	global n_fraction
	global root
	global carry
	ndigits = [] 
	n_int = int(n)
	n_fraction = n - n_int
	while n_int:  
		ndigits.append(n_int % 10)
		n_int /= 10
	if len(ndigits) % 2: ndigits.append(0)  
	decimal_point_index = len(ndigits) / 2  
	while n_fraction:  
		n_fraction *= 10
		ndigits.insert(0, int(n_fraction))
		n_fraction -= int(n_fraction)
	if len(ndigits) % 2: ndigits.insert(0, 0)  
	root = carry = 0 

def next(input):	
	global ndigits
	global n_int
	global n_fraction
	global root
	global carry
	carry = carry * 100
	if ndigits: carry += ndigits.pop() * 10 + ndigits.pop()
	x = 9
	while (20 * root + x) * x > carry:
			x -= 1
	carry -= (20 * root + x) * x
	root = root * 10 + x
	return x
	
if input == "":	
	random.seed(None)
	predictor = primes[random.randint(0, len(primes)-1)]
	reset(predictor)

choice = 0	
#while choice == 0:
choice = next(input)
output = rps[choice % 3]