omizi.cpp: In function 'void DFS(int)': omizi.cpp:18: warning: comparison between signed and unsigned integer expressions omizi.cpp: In function 'void DFS_L(int)': omizi.cpp:32: warning: comparison between signed and unsigned integer expressions omizi.cpp: In function 'void Build_Tree(int, int, int, std::pair<int, int>*)': omizi.cpp:62: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x omizi.cpp:62: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x omizi.cpp: In function 'void Update(int, int, int, int, int, std::pair<int, int>*)': omizi.cpp:77: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x omizi.cpp:77: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x