main(): shuffle() values were being ignored, now fixed.

1 files changed, 1 insertions, 2 deletions

diff --git a/main.cpp b/main.cpp
index e778dca..0208db4 100644
--- a/main.cpp
+++ b/main.cpp
@@ -38,8 +38,7 @@ arma::uvec extractCPs(const arma::mat &X)
     int numCPs = (int) (3 * sqrt(X.n_rows));
     arma::uvec indices(X.n_rows);
     std::iota(indices.begin(), indices.end(), 0);
-    arma::shuffle(indices);
-
+    indices = arma::shuffle(indices);
     return indices.subvec(0, numCPs-1);
 }