golfscript, 62 bytes

Result

WA

Duration

829ms

Code [DL]

"#{a,*b,c=*$<;puts a,b.map{a},(c.rstrip+?a*99)[0..a=~/T/]}";;

stdin

                 T                                
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
          K                                       

stdout

stderr

(eval):1:in `compile': undefined method `rstrip' for nil:NilClass (NoMethodError)
	from /root/golfscript.rb:413:in `eval'
	from /root/golfscript.rb:413:in `compile'
	from /root/golfscript.rb:498:in `<main>'

strace