bash-busybox, 154 bytes

Result

AC

Duration

1397ms

Code [DL]

IFS= read a;while IFS= read b;do
echo "$a";g="$b"
done
c=`sed s/T.*/T/<<<$a`
d=`sed s/K.*/K/<<<$g`
printf "$d"
printf *%.s `eval echo {1..$[${#c}-${#d}]}`

stdin

                                           T      
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                K                 

stdout

                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                           T      
                                K***********

stderr

strace