desen.cpp: In function 'void Join(int, int, int)': desen.cpp:36: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x desen.cpp:36: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x desen.cpp: In function 'int main()': desen.cpp:56: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x desen.cpp:56: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x desen.cpp:64: warning: comparison between signed and unsigned integer expressions desen.cpp:67: warning: comparison between signed and unsigned integer expressions desen.cpp:51: warning: unused variable 'k' desen.cpp:49: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result desen.cpp:50: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result desen.cpp:52: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result desen.cpp:54: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result