Compilare: user.cpp: In function ‘int main()’: user.cpp:21: warning: too many arguments for format user.cpp:64: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘int’ user.cpp:66: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘int’ user.cpp:67: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘int’ user.cpp:67: warning: format ‘%d’ expects type ‘int*’, but argument 3 has type ‘int’ user.cpp:9: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:10: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:11: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:64: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:66: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:67: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:8: warning: ‘P’ may be used uninitialized in this function