goruby, 41 bytes

Result

AC

Duration

994ms

Code [DL]

$_,*b,c=*$<;s$_*-~b.sz,c.rs.lj(~/T/+1,?a)

stdin

                                            T     
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
 K                                                

stdout

                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
                                            T     
 Kaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

stderr

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

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffdc95427e0 /* 9 vars */) = 0
12    execve("/root/goruby", ["/root/goruby", "/volume/CODE"], 0x55cb49be0d40 /* 9 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x55cb49be0d30 /* 9 vars */) = 0
11    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
12    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=9, si_stime=2} ---
10    +++ exited with 0 +++