bash-busybox, 213 bytes

Result

AC

Duration

1456ms

Code [DL]

IFS= read -r a
read f
while IFS= read -r b
do
	echo "$a"
	f="$b"
	g="$f"
done
echo "$a"
c=`echo "$a"|sed -r 's/T.+$/T/'`
d=`echo "$g"|sed -r 's/K.+$/K/'`
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 
                                                T 
                                                T 
                                                T 
                                                T 
                                                T 
                                                T 
                                                T 
                                                T 
                                                T 
            K************************************

stderr

strace