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added 111 characters in body

edited Sep 15, 2021 at 22:49

Jelly, 13¹³ 9 bytes

;0+H^/&$BU_;0+HBU_/U

-4 bytes (^/&$ removed) thanks to @m90's observation that we don't need to clear shared 1 bits.

Look ma, no Unicode!

Literal translation of Prodinger's algorithm. x3 goes before xh, and U is used twice to align the binary representations of the two.

;0+H^/&$BU_/U

Look ma, no Unicode!

Literal translation of Prodinger's algorithm. x3 goes before xh, and U is used twice to align the binary representations of the two.

;0+HBU_/U

-4 bytes (^/&$ removed) thanks to @m90's observation that we don't need to clear shared 1 bits.

Look ma, no Unicode!

Literal translation of Prodinger's algorithm. x3 goes before xh, and U is used twice to align the binary representations of the two.

answered Sep 14, 2021 at 23:33

;0+H^/&$BU_/U

Look ma, no Unicode!

Literal translation of Prodinger's algorithm. x3 goes before xh, and U is used twice to align the binary representations of the two.