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9a_aoc.py
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9a_aoc.py
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import re
def main():
inp = raw_input()
inp = remove_ex_com(inp)
inp = remove_com(inp)
score = parse_grps(inp)
print score
def remove_ex_com(inp):
return re.sub("!.","",inp)
def remove_com(inp):
return re.sub("<.*?>","",inp)
# def parse_grps(inp,level=0):
# print (" "*level)+"Parsing: ", inp
#
# def get_matching_bracket(inp,index):
# r = index
# level = 0
# while True:
# if inp[r]=="{":
# level += 1
# elif inp[r]==",":
# pass
# elif inp[r]=="}":
# level -= 1
# if level==0:
# return r
# break
# r+=1
# let's do some cheating!! }:-)
def parse_grps(inp):
inp = inp.replace("{,","{0,")
inp = inp.replace(",}",",0}")
l = eval(inp.replace("{","[").replace("}","]"))
return parse_list(l)
def parse_list(arg,level=1):
print " "*(level-1),"Parsing, ", arg
if arg==0:
return 0
s = level
for x in arg:
s += parse_list(x,level+1)
return s
main()