Record Case Detail

Notes

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Stderr


        

Your Answer

                                            A 
                                          A B A 
                                        A B C B A 
                                      A B C D C B A 
                                    A B C D E D C B A 
                                  A B C D E F E D C B A 
                                A B C D E F G F E D C B A 
                              A B C D E F G H G F E D C B A 
                            A B C D E F G H I H G F E D C B A 
                          A B C D E F G H I J I H G F E D C B A 
                        A B C D E F G H I J K J I H G F E D C B A 
                      A B C D E F G H I J K L K J I H G F E D C B A 
                    A B C D E F G H I J K L M L K J I H G F E D C B A 
                  A B C D E F G H I J K L M N M L K J I H G F E D C B A 
                A B C D E F G H I J K L M N O N M L K J I H G F E D C B A 
              A B C D E F G H I J K L M N O P O N M L K J I H G F E D C B A 
            A B C D E F G H I J 

JOJ Answer

                                            A
                                          A B A
                                        A B C B A
                                      A B C D C B A
                                    A B C D E D C B A
                                  A B C D E F E D C B A
                                A B C D E F G F E D C B A
                              A B C D E F G H G F E D C B A
                            A B C D E F G H I H G F E D C B A
                          A B C D E F G H I J I H G F E D C B A
                        A B C D E F G H I J K J I H G F E D C B A
                      A B C D E F G H I J K L K J I H G F E D C B A
                    A B C D E F G H I J K L M L K J I H G F E D C B A
                  A B C D E F G H I J K L M N M L K J I H G F E D C B A
                A B C D E F G H I J K L M N O N M L K J I H G F E D C B A
              A B C D E F G H I J K L M N O P O N M L K J I H G F E D C B A
            A B C D E F G H I J K L M N O P Q P