笑一笑

object magic { val f1:(Int,Int) =>Int =+ val f2:(Int,Int) =>Int=+ def test(fn:(Int,Int)=>Int,x:Int,y

``` object B05 { def sum(n:Int): Int={ if (n==1){ 1 }else{ sum(n-1)+n } } def main(args:Array[String

``` object B04 { def greet(name:String,score:Int*):Unit={ var total:Double=0 for(i<-score){ total+=1

``` object B03 { def greet():Unit={ println(s"hahahaa~~~") } def main(args:Array[String]):Unit={ gre

``` object untitled { //gender: def greet(name:String="笑一笑",age:Int=91,gender:String="男"):Unit={ pri

``` object bo1 { def main(args: Array[String]): Unit = { while(true){ print("请输入要判断的年份(输入0就结束判断)：“")