71 lines
1.8 KiB
Python
71 lines
1.8 KiB
Python
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import sys
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class Machine:
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def __init__(self, code):
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self.mem = [ord(char) for char in code]
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self.exc_ptr = 0
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self.mem_ptr = 0
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def get_integer(self):
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parameter = 0
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while chr(self.mem[self.exc_ptr + 1]) >= '0' \
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and chr(self.mem[self.exc_ptr + 1]) <= '9':
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self.exc_ptr += 1
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parameter = parameter * 10 + (self.mem[self.exc_ptr] \
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- ord('0'))
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if parameter == 0:
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parameter = 1
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return parameter
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def L(self):
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self.mem_ptr -= self.get_integer()
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def R(self):
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self.mem_ptr += self.get_integer()
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def O(self):
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sys.stdout.write(chr(self.mem[self.mem_ptr]))
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def I(self):
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self.mem[self.mem_ptr] = ord(sys.stdin.read(1))
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def N(self):
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self.exc_ptr += 1
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search = self.mem[self.exc_ptr]
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while self.mem[self.exc_ptr] != search:
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self.exc_ptr += 1
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def P(self):
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search = self.mem[self.exc_ptr + 1]
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self.exc_ptr -= 1
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while self.mem[self.exc_ptr] != search:
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self.exc_ptr -= 1
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def J(self):
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if self.mem[self.mem_ptr] != ord('0'):
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search = self.mem[self.exc_ptr + 1]
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self.exc_ptr -= 1
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while self.mem[self.exc_ptr] != search:
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self.exc_ptr -= 1
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def H(self):
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self.mem[self.mem_ptr] = self.mem[self.mem_ptr] + 1
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def K(self):
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self.mem[self.mem_ptr] = self.mem[self.mem_ptr] - 1
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def run(self):
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while True:
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if self.exc_ptr >= len(self.mem):
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sys.exit(0)
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control = chr(self.mem[self.exc_ptr])
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if hasattr(self, control):
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getattr(self, control)()
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self.exc_ptr += 1
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Machine(sys.argv[1]).run()
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