def parse_number(self, s): #{
"""
'0.0000' -> 0
'-1.000' -> -1
'-5.124' -> Decimal('-5.124')
'1.1.12' -> '1.1.12'
"""
num = s
if (num.count('.') == 1): #{
# Check if we can round it
p = num.partition('.')
if (int(p[2]) == 0): #{
num = int(p[0])
#}
else: #{
num = Decimal(num)
#}
#}
elif (num.count('.') > 1): #{
# Possibly a dummy date like 1.1.1, just return
pass
#}
else: #{
try:
num = int(num)
except ValueError:
num = s
#}
return num
def parse_number(self, s):
"""
'0.0000' -> 0
'-1.000' -> -1
'-5.124' -> Decimal('-5.124')
'1.1.12' -> '1.1.12'
"""
num = s
if num.count('.') == 1:
# Check if we can round it
p = num.partition('.')
if int(p[2]) == 0:
num = int(p[0])
else:
num = Decimal(num)
elif num.count('.') > 1:
# Possibly a dummy date like 1.1.1, just return
pass
else:
try:
num = int(num)
except ValueError:
num = s
return num
def pull_video(self, server):
url = server.youtube_db_path
if url is None:
return
data = requests.get(url).text
for line in data.split('\n'):
if line:
map_name, time, youtube_id, nickname = line.split(' - ', 4)
if time.count('.') == 1:
time = Decimal(time)
elif time.count('.') == 2:
mins, seconds = time.split('.', 1)
time = Decimal(mins) * 60 + Decimal(seconds)
else:
print('WRONG VIDEO TIME', time)
continue
try:
record = XDFTimeRecord.get(
XDFTimeRecord.map == map_name,
XDFTimeRecord.server == server,
XDFTimeRecord.time == Decimal(time))
except DoesNotExist:
print(
'WARNING: existing youtube vid for non-existent record',
map_name, time, youtube_id)
continue
video_url = 'https://youtu.be/{}'.format(youtube_id)
if record.video_url == video_url:
continue
XDFTimeRecord.update(video_url=None).where(
XDFTimeRecord.map == map_name,
XDFTimeRecord.server == server).execute()
record.video_url = video_url
record.save()
from decimal import Decimal as d
from fractions import Fraction as f
from sys import stdin
s = stdin.readline
t = ''
r = ''
u = []
d = []
for i in range(int(s())):
a = s().strip().split('/')
if d.count(int(a[0])) == 0:
u += [int(a[0])]
else:
d.pop(int(a[0]))
if u.count(int(a[1])) == 0:
d += [int(a[1])]
else:
u.pop(int(a[1]))
a, b = 1, 1
for _ in u:
a *= _
for _ in d:
b *= _
print(f(a, b))
#n=int(s());r=s().strip()
#for i in range(n-1):
# r='('+r+'*'+s().strip()+')'
#print(r)
#print(f(d(eval(r))))
#print(eval(r))
