Borderou de evaluare (job #568371)

Compilare: user.cpp: In function ‘int main()’: user.cpp:43:41: warning: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 3 has type ‘std::vector<std::vector<int> >::size_type {aka unsigned int}’ [-Wformat] user.cpp:13:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:16:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]