Result

WA

Duration

889ms

Code [DL]

t=disp(l=fgetl(0));
[i]=strchr(l,"T");
do disp(l);until [t]=strchr(fgets(0),"K")
disp([repmat([' '],1,t),repmat(['*'],1,i-t)])

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                              
       *************

stderr

octave: X11 DISPLAY environment variable not set
octave: disabling GUI features
warning: suggest parenthesis around assignment used as truth value near line 3, column 21 in file '/volume/CODE'

strace