Renumbering/Python Implementation

< Back to Renumbering

Written in Python 3.

code="""code goes here"""
import sys

code=code.split()
vardict={}
for i in range(len(code)):
  for sym in "+-*/%^=IOCG":
    if sym in code[i]:
      code[i]=code[i].split(sym)
      if sym in "+-*/%^=":
        assert len(code[i])==2, "Expressions may have only one operation"
      if sym in "IOCG":
        assert code[i][0]=="",i+" does not use an initial variable"
        del code[i][0]
      code[i].insert(0,sym)
  try:
    for num in [1,2]:
      s=1
      if code[i][num][0]=="_":
        s=-1
        code[i][num]=code[i][num][1:]
      code[i][num]=s*eval(code[i][num])
      vardict[code[i][num]]=code[i][num]
  except IndexError:
    pass

cp=0
while cp<len(code):
  if code[cp][0]=="+":vardict[code[cp][1]]+=vardict[code[cp][2]]
  if code[cp][0]=="-":vardict[code[cp][1]]-=vardict[code[cp][2]]
  if code[cp][0]=="*":vardict[code[cp][1]]*=vardict[code[cp][2]]
  if code[cp][0]=="/":vardict[code[cp][1]]/=vardict[code[cp][2]]
  if code[cp][0]=="%":vardict[code[cp][1]]%=vardict[code[cp][2]]
  if code[cp][0]=="^":vardict[code[cp][1]]**=vardict[code[cp][2]]
  if code[cp][0]=="=":vardict[code[cp][1]]=vardict[code[cp][2]]
  if code[cp][0]=="I":vardict[code[cp][1]]=ord(sys.stdin.read(1))
  if code[cp][0]=="O":print(vardict[code[cp][1]],end="")
  if code[cp][0]=="C":print(chr(int(vardict[code[cp][1]])),end="")
  if code[cp][0]=="G":
    if int(vardict[code[cp][1]])>0:cp=int(vardict[code[cp][1]]//1-2)
  cp+=1