ai.cpp: In function 'void eperaza(int, int, int, int, int)': ai.cpp:39: 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) ai.cpp:39: 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) ai.cpp: In function 'int main()': ai.cpp:111: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x ai.cpp:111: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x ai.cpp:124: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x ai.cpp:124: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x ai.cpp:135: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x ai.cpp:135: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x ai.cpp:148: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x ai.cpp:148: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x