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zoffixznet/p6.p6

Created February 22, 2017 17:42
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p6.p6
constant N = 10000;
constant DIV = 5;
constant CORES = 32;
constant batch = N div CORES;
(0, batch … N, N).rotor(2 => -1).flat.map({$^a^..$^b}).race(:batch).map(*.grep(* %% DIV).sum).sum.say;
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