Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:15: warning: unused variable ‘g’ user.cpp:20: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:21: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp: At global scope: user.cpp:40: error: expected unqualified-id before ‘for’ user.cpp:40: error: expected constructor, destructor, or type conversion before ‘<’ token user.cpp:40: error: expected constructor, destructor, or type conversion before ‘++’ token