View Compilation Error

0_0_26621117_8042.cpp: In member function 'bool DLX::dance(int)':
0_0_26621117_8042.cpp:74:20: error: return-statement with no value, in function returning 'bool' [-fpermissive]
         if(k == 2) return ;
                    ^
0_0_26621117_8042.cpp:124:17: error: return-statement with no value, in function returning 'bool' [-fpermissive]
                 return ;
                 ^