View Compilation Error

0_0_20973910_32192.cpp:9:28: error: empty character constant
 Split for each point (x-> x''), and the costs required by the capacity between the two points in the city interception.
                            ^
0_0_20973910_32192.cpp:11:45: error: empty character constant
 In side the two cities, a, b, connected to a'' -> b, b'' -> a.
                                             ^
0_0_20973910_32192.cpp:11:55: error: empty character constant
 In side the two cities, a, b, connected to a'' -> b, b'' -> a.
                                                       ^
0_0_20973910_32192.cpp:1:1: error: 'Relatively' does not name a type
 Relatively easy to see it is a minimal cut.
 ^