* Title:past the sea of fire
* Designer:adept
* Type:Solution
* Follows:
* Physics:1
    (                                             
 0123f56789abcde                                  
  = ============                                  
                        ,                         
                                                  
           ,=M,==========                         
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           ==M>                                   
             M                                    
             M                                    
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FFF  W       M j           FFFFFF                 
FFFFFW       M =        FWFFFFFFFF                
FFFFFWFFF    M  FFFFFFFFFWFFFFFFFFFF              
FFFFFWFFFFF  M FFFFFFFFFFWFFFFFFFFFFMFF           
FFFFFWFFFFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFF    
FFFFFWFFFFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFFWFF
FFFFFWFFFFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFFWFF
FFFFFWFFFFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFFWFF
FFFFFWFFFFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFFWFF
FFFFFWFFFFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFZWZF
FFFFFWF~FFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFZ$ZF
FFFFZW+ZZFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFZTZF
FFFFZ$$$ZFFFFMFFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFF$FF
FFFFZ>:<ZZZZZMZFFFFFFFFFFWFFFFFFFFFFMFFFFFFFFFZ.ZF
FFFFZZ$$$$$$$$ZFFFFFFFFFFWF~FFFFFFFFMFFFFFFFFFZ4ZF
FFFFFZ>>>>>>>ZZFFFFFFFFFZW-ZZFFFFFFFMFFFFFFFFFZZZF
FFFFFFFFFFFFFFFFFFFFFFFFZ$$$ZFFFFFFFMFFFFFFFFFFFFF
FFFFFFFFFFFFFFFFFFFFFFFFZ>:<ZZZZZZZZMZFFFFFFFFFFFF
FFFFFFFFFFFFFFFFFFFFFFFFZZ$$$$$$$$$$$ZFFFFFFFFFFFF
FFFFFFFFFFFFFFFFFFFFFFFFFZ>>>>>>>>>>ZZFFFFFFFFFFFF