megascoala.cpp: In function 'void dijkstra(int)': megascoala.cpp:17: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x megascoala.cpp:17: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x megascoala.cpp:29: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x megascoala.cpp:29: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x megascoala.cpp: In function 'int main()': megascoala.cpp:62: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x megascoala.cpp:62: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x