vitale.cpp: In function 'void dfs(int, int)': vitale.cpp:25: warning: comparison between signed and unsigned integer expressions vitale.cpp: In function 'void citire()': vitale.cpp:68: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x vitale.cpp:68: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x vitale.cpp: In function 'int main()': vitale.cpp:89: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x vitale.cpp:89: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x vitale.cpp:90: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x vitale.cpp:90: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x vitale.cpp:154: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x vitale.cpp:154: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x vitale.cpp:158: warning: comparison between signed and unsigned integer expressions