Borderou de evaluare (job #317612)

Compilare: user.cpp: In function ‘int main()’: user.cpp:24:10: warning: unused variable ‘j’ [-Wunused-variable] user.cpp:24:30: warning: unused variable ‘c’ [-Wunused-variable] user.cpp:24:33: warning: unused variable ‘nr’ [-Wunused-variable] user.cpp:25:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:28:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]