snipers.cpp: In function 'int main()': snipers.cpp:66: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x snipers.cpp:66: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x snipers.cpp:72: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x snipers.cpp:72: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x snipers.cpp:57: warning: unused variable 'P1' snipers.cpp:57: warning: unused variable 'P2' snipers.cpp:57: warning: unused variable 'P3' snipers.cpp:57: warning: unused variable 'P4' snipers.cpp:60: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result snipers.cpp:61: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result snipers.cpp:62: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result snipers.cpp:65: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result snipers.cpp:71: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result