blob: 816ffe46ad885d17d9ffa220ec45274ba8fbcc3e [file] [log] [blame]
original valarray<int> vi
[0,1,2,3,4,5,6,7,8,9]
original valarray<bool> mask
[1,0,1,1,1,0,0,1,1,0]
vi[mask]
[0,2,3,4,7,8]
vi[mask] += vi[mask]
[0,1,4,6,8,5,6,14,16,9]