Compilare: user.cpp: In function ‘void Solve()’: user.cpp:178:35: warning: statement has no effect [-Wunused-value] start != start; ^ user.cpp: In function ‘void Read()’: user.cpp:56:57: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d %d %d", &linie, &coloana, &n, &l); ^ user.cpp:75:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &dir); ^