Borderou de evaluare (job #522923)

Compilare: user.cpp: In function 'int main()': user.cpp:21:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:18:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:19:18: warning: ignoring return value of 'char* fgets(char*, int, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:18: warning: ignoring return value of 'char* fgets(char*, int, FILE*)', declared with attribute warn_unused_result [-Wunused-result]