Borderou de evaluare (job #471086)

Compilare: user.cpp: In function ‘void solve_one()’: user.cpp:14:47: warning: operation on ‘vf’ may be undefined [-Wsequence-point] user.cpp:12:16: warning: unused variable ‘j’ [-Wunused-variable] user.cpp: In function ‘int main()’: user.cpp:50:60: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:52:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]