编辑代码

object test_1{
    def main(args:Array[String]):Unit={
        var a=Array(1,2,3,4,5,6,7,8,9)
        var b=Array(1,2,3,4,5,6,7,8,9)

        for(i<-1 to 9){
            for(j<-1 to i){
                println(s"$i*$j=${i*j}  ")
            }
            println()
        }  
    }
}