c-gcc, 103 bytes

Result

AC

Duration

726ms

Code [DL]

b;char c[99],d[9];main(){for(gets(c);gets(d);)puts(c);for(;d[++b]-75;);for(;c[b]-84;)++c[b++];puts(c);}

stdin

                                     T            
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                     K                            

stdout

                                     T            
                                     T            
                                     T            
                                     T            
                                     T            
                                     T            
                                     T            
                                     T            
                                     T            
                                     T            
                     !!!!!!!!!!!!!!!!T            

stderr

/tmp/code.c:1:1: warning: data definition has no type or storage class
 b;char c[99],d[9];main(){for(gets(c);gets(d);)puts(c);for(;d[++b]-75;);for(;c[b]-84;)++c[b++];puts(c);}
 ^
/tmp/code.c:1:1: warning: type defaults to 'int' in declaration of 'b' [-Wimplicit-int]
/tmp/code.c:1:19: warning: return type defaults to 'int' [-Wimplicit-int]
 b;char c[99],d[9];main(){for(gets(c);gets(d);)puts(c);for(;d[++b]-75;);for(;c[b]-84;)++c[b++];puts(c);}
                   ^~~~
/tmp/code.c: In function 'main':
/tmp/code.c:1:30: warning: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
 b;char c[99],d[9];main(){for(gets(c);gets(d);)puts(c);for(;d[++b]-75;);for(;c[b]-84;)++c[b++];puts(c);}
                              ^~~~
/tmp/code.c:1:47: warning: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
 b;char c[99],d[9];main(){for(gets(c);gets(d);)puts(c);for(;d[++b]-75;);for(;c[b]-84;)++c[b++];puts(c);}
                                               ^~~~

strace