编辑代码

Module Module1

    Sub Main()
        dim rowcounter as integer
        dim row as integer
        Console.writeline("numbers of rows:")
        row = Console.readline()
        rowcounter = 0
        dim columncounter as integer
        columncounter = rowcounter - row
for rowcounter to row step 1
    for i to columncounter step 1
    Console.writeline(" ")
    End Sub

End Module