2004-11-22から1日間の記事一覧
秘技、dotぞろえ public static void main(String args) { int[] a = {{1, 2, 3, 4}, {10, 20, 30, 40, 50}}; System . out . println("a .length = " + a . length); System . out . println("a[0].length = " + a[0] . length); System . out . println("a…