goruby, 46 bytes

Result

AC

Duration

813ms

Code [DL]

$_,*b,c=*$<;c[?K]*=99;puts$_*-~b.sz,c[0..~/T/]

stdin

                T                                 
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
K                                                 

stdout

                T                                 
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                T                                 
KKKKKKKKKKKKKKKKK

stderr

<internal:golf_prelude>:4: warning: redefining Object#method_missing may cause infinite loop

strace