Borderou de evaluare (job #304345)

Compilare: user.cpp: In function ‘int main()’: user.cpp:10:25: warning: unused variable ‘j’ [-Wunused-variable] user.cpp:10:28: warning: unused variable ‘l’ [-Wunused-variable] user.cpp:14:48: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:55: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:47:55: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]