Eroare de compilare: user.cpp: In function ‘void bf()’: user.cpp:155: warning: comparison between signed and unsigned integer expressions user.cpp:165: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int IncreaseFlow()’: user.cpp:195: error: call of overloaded ‘abs(int&)’ is ambiguous /usr/include/c++/4.4/cmath:94: note: candidates are: double std::abs(double) /usr/include/c++/4.4/cmath:98: note: float std::abs(float) /usr/include/c++/4.4/cmath:102: note: long double std::abs(long double) user.cpp:210: error: call of overloaded ‘abs(int&)’ is ambiguous /usr/include/c++/4.4/cmath:94: note: candidates are: double std::abs(double) /usr/include/c++/4.4/cmath:98: note: float std::abs(float) /usr/include/c++/4.4/cmath:102: note: long double std::abs(long double) user.cpp: In function ‘void EdmondsKarp()’: user.cpp:226: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:258: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:264: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result