循环步长代码

object Test {
  def main(args: Array[String]): Unit = {
    
    //循环步长 i <- 1 to 100 by 步长
    //决定循环变量的自增幅度
        var sum = 0
        for (i <- 1 to 100 by 2){
          sum += i
        }
        println(sum)
    }
}