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  1. from fractions import Fraction
  2.  
  3. x = Fraction(0,1)
  4. numerators = [1,2,3,4,5]
  5. denominators = [9,8,7,6,5]
  6. for n,d in zip(numerators, denominators):
  7. x = Fraction(x.numerator+n,x.denominator+d)
  8. print x
  9. print x
  10.  
  11. print Fraction(sum(numerators),1+sum(denominators))
Success #stdin #stdout 0.03s 9936KB
stdin
Standard input is empty
stdout
1/10
1/6
4/13
8/19
13/24
13/24
5/12