Created
April 27, 2017 06:24
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| def body( d ) | |
| d.downto(2).inject( Rational(0,1) ) do |fin, denominator| | |
| value = Rational( 3 * denominator / 7, denominator ) | |
| value > fin && value != Rational( 3, 7 ) ? value : fin | |
| end | |
| end | |
| p body( 1000000 ).numerator |
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