elixir, 354 bytes

Result

WA

Duration

1780ms

Code [DL]

defmodule A do
def d(s,n),do:String.duplicate(s,n)
def e(s),do:String.length(Enum.at(String.split(IO.read(:line),s),0))
def b(t,h),do:c(t,e("K"),h)
def c(t,51,h),do:b(t,h+1)
def c(t,k,h)do
IO.puts d(" ",t)<>"T"<>d(" ",49-t)
Enum.each(1..h,fn(_)->IO.puts d(" ",t)<>"*"<>d(" ",49-t)end)
IO.puts d(" ",k)<>"K"<>d("*",t-k)<>d(" ",49-t)end
end
A.b(A.e("T"),0)

stdin

                       T                          
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
        K                                         

stdout

stderr

** (SyntaxError) /volume/CODE:2: keyword argument must be followed by space after: do:
    (elixir) lib/code.ex:767: Code.require_file/2

strace