lanterna.cpp: In function 'int lanterna(int)': lanterna.cpp:34: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x lanterna.cpp:34: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x lanterna.cpp:43: warning: comparison between signed and unsigned integer expressions lanterna.cpp:56: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x lanterna.cpp:56: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x lanterna.cpp: In function 'int main()': lanterna.cpp:87: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x lanterna.cpp:87: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x lanterna.cpp:88: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x lanterna.cpp:88: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x lanterna.cpp:78: warning: unused variable 'j'