RosettaCodeData/Task/Perfect-shuffle/MATLAB/perfect-shuffle-1.m

10 lines
349 B
Matlab

function [New]=PerfectShuffle(Nitems, Nturns)
if mod(Nitems,2)==0 %only if even number
X=1:Nitems; %define deck
for c=1:Nturns %defines one shuffle
X=reshape(X,Nitems/2,2)'; %split the deck in two and stack halves
X=X(:)'; %mix the halves
end
New=X; %result of multiple shufflings
end