Compilare: user.cpp: In function ‘int main()’: user.cpp:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp: In function ‘void Read()’: user.cpp:48: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘short int*’ user.cpp:53: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘short int*’ user.cpp:47: warning: unused variable ‘x’ user.cpp:47: warning: unused variable ‘y’ user.cpp:48: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:53: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result