object Solution { /** * 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 * * @param number int整型 * @return int整型 */ def rectCover(number: Int): Int = { var c = 3 if (number <= 2) { c = number } else { var a = 1 var b = 2 for (i <- 3 to number) { c = a + b a = b b = c } } c } }