2012-10-11から1日間の記事一覧
以下のコードで「A,B,C,D,E」から３つ選ぶ組み合わせの全通りが計算される。 > combn(LETTERS[1:5],3) [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [1,] "A" "A" "A" "A" "A" "A" "B" "B" "B" "C" [2,] "B" "B" "B" "C" "C" "D" "C" "C" "D" "D" [3…
以下のコードで「A,B,C,D,E」から３つ選ぶ組み合わせの全通りが計算される。 > combn(LETTERS[1:5],3) [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [1,] "A" "A" "A" "A" "A" "A" "B" "B" "B" "C" [2,] "B" "B" "B" "C" "C" "D" "C" "C" "D" "D" [3…
