* Title:D's 1
* Designer:D
* Type:Solution
* Follows:
* Physics:2
( (                                               
                                                  
                                                  
                                                  
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       0                                          
       0                                          
      00                                          
      00                                          
      0>>>>>x                          / |        
      0                               /| |        
      >>>>>>>                        / | |     1  
                                    /  | |     1  
                                   /   | |    /T  
                                  /    | |   / 1  
                                 /     | |  /  TT 
                               / =     | | /   11 
                              / =      | |T    == 
                             /         | |0