width= int(input("Enter a width:"))
height= int(input("Enter a height:"))
filled=input("Filled (y/n): ")
bigwidth= width
bigheight=height
print("Here is your box:")   
if width==1 or height==1:
    print(" +")
    quit()
if filled=="n":
    print(" +"*width)
    bigwidth= bigwidth-2
    bigheight=bigheight-2
    while True:
            if bigwidth<1 or bigheight<1:
              print( " +"*width)
              break
            print(" +"," "*width,"   +")
            bigwidth= bigwidth-1
            bigheight=bigheight-1
            if bigwidth<1 or bigheight<1:
               print( " +"*width)
               break
else:
   while True:
        print(" +"*width)
        bigwidth=bigwidth-1
        bigheight=bigheight-1
        if bigwidth==0 or bigheight==0:
           break