Complete the "mutiplicationtable" function so that it completes the HTML table with the multiplication table.

@app.route('/multiplicationtable//')

def multiplicationtable(columns,rows):

columns = int(columns)

rows = int(rows)

result = "

{} x {} Multiplication Table

".format( columns, rows )

result += "

"

### add your code here

### end of your code

result += "

"

return result