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93237a0 | 1 2 3 4 5 6 7 8 9 10 11 12 13 | from fractions import Fraction
defective, nondefective = 20000, 980000
one_defective = defective * 95 // 100
one_nondefective = nondefective * 10 // 100
two_defective = one_defective * 95 // 100
two_nondefective = one_nondefective * 10 // 100
assert (one_defective, one_nondefective) == (19000, 98000)
assert (two_defective, two_nondefective) == (18050, 9800)
result = {"one_positive": str(Fraction(one_defective, one_defective + one_nondefective)),
"two_positives": str(Fraction(two_defective, two_defective + two_nondefective))}
import json
print(json.dumps(result, ensure_ascii=False, sort_keys=True))
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