Compilare: user.cpp: In function ‘int main()’: user.cpp:28: warning: too many arguments for format user.cpp:29: warning: too many arguments for format user.cpp:31: warning: too many arguments for format user.cpp:35: warning: too many arguments for format user.cpp:39: warning: too many arguments for format user.cpp:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:35: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result