Compilare: user.cpp: In function ‘int main()’: user.cpp:37: warning: format ‘%s’ expects type ‘char*’, but argument 3 has type ‘char (*)[24]’ user.cpp:39: warning: array subscript has type ‘char’ user.cpp:39: warning: array subscript has type ‘char’ user.cpp:39: warning: array subscript has type ‘char’ user.cpp:39: warning: array subscript has type ‘char’ user.cpp:41: warning: array subscript has type ‘char’ user.cpp:42: warning: array subscript has type ‘char’ user.cpp:42: warning: array subscript has type ‘char’ user.cpp:42: warning: array subscript has type ‘char’ user.cpp:43: warning: array subscript has type ‘char’ user.cpp:45: warning: array subscript has type ‘char’ user.cpp:48: warning: array subscript has type ‘char’ user.cpp:28: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result