immortal.cpp: In function 'void backTrack(int)': immortal.cpp:42: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x immortal.cpp:42: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x immortal.cpp: In function 'int main()': immortal.cpp:57: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result immortal.cpp:59: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result