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from fractions import Fraction
from functools import reduce
def product(fracs):
t = reduce (lambda x, y : x * y, fracs)
return t.numerator, t.denominator
if name == 'main':
fracs = []
for _ in range(int(input())):
fracs.append(Fraction(*map(int, input().split())))
result = product(fracs)
print(*result)
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Reduce Function
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from fractions import Fraction from functools import reduce def product(fracs): t = reduce (lambda x, y : x * y, fracs) return t.numerator, t.denominator if name == 'main': fracs = [] for _ in range(int(input())): fracs.append(Fraction(*map(int, input().split()))) result = product(fracs) print(*result)