Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:12: warning: format ‘%i’ expects type ‘int*’, but argument 3 has type ‘long unsigned int*’ user.cpp:13: warning: format ‘%i’ expects type ‘int*’, but argument 3 has type ‘long unsigned int*’ user.cpp:23: warning: format ‘%i’ expects type ‘int’, but argument 3 has type ‘long unsigned int’ user.cpp:28: error: ‘system’ was not declared in this scope user.cpp:12: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:13: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result