starry, 169 bytes

Result

WA

Duration

770ms

Code [DL]

` , + .        +    *'     + `                                                      +  `  + + ,* + .        +    *   '      +*   `  + +      + *  +  ' ,* . +       + * '

Disassembly

[[:label, 0],
 [:char_in],
 [:dup],
 [:char_out],
 [:push, 3],
 [:%],
 [:jump, 0],
 [:push, 0],
 [:label, 1],
 [:push, 49],
 [:label, 2],
 [:swap],
 [:dup],
 [:char_in],
 [:+],
 [:dup],
 [:char_out],
 [:push, 3],
 [:%],
 [:jump, 3],
 [:push, 1],
 [:+],
 [:label, 3],
 [:swap],
 [:dup],
 [:push, 1],
 [:-],
 [:swap],
 [:jump, 2],
 [:char_in],
 [:+],
 [:char_out],
 [:dup],
 [:push, 2],
 [:-],
 [:jump, 1]]

stdin

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      K                                           

stdout

                           T                      
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
      K!"""""""""""""""""""

stderr

strace