honest.cpp: In function 'void citire()': honest.cpp:50: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x honest.cpp:50: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x honest.cpp:56: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x honest.cpp:56: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x honest.cpp: In function 'void dfs(int)': honest.cpp:68: warning: comparison between signed and unsigned integer expressions honest.cpp:69: warning: suggest explicit braces to avoid ambiguous 'else'