题解 | #矩形覆盖#

另类爬楼梯

function rectCover(number)
{
    // write code here
    if(number===0)return 0
    if(number===1)return 1
    if(number===2) return 2
    return rectCover(number-1)+rectCover(number-2)
}
module.exports = {
    rectCover : rectCover
};