Borderou de evaluare (job #284529)

Compilare: user.cpp: In function 'int main()': user.cpp:55:19: warning: unused variable 'j' [-Wunused-variable] user.cpp:55:22: warning: unused variable 'cj' [-Wunused-variable] user.cpp:55:26: warning: unused variable 'a' [-Wunused-variable] user.cpp:55:29: warning: unused variable 'ca' [-Wunused-variable] user.cpp:59:36: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:60:53: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]