grindina.cpp: In function 'int main()': grindina.cpp:31: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x grindina.cpp:31: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x grindina.cpp:45: warning: comparison between signed and unsigned integer expressions grindina.cpp:46: warning: comparison between signed and unsigned integer expressions