Compilare: user.cpp: In function ‘void bfs()’: user.cpp:52:19: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(mancare[y.lin][y.col]) ^ user.cpp: In function ‘int main()’: user.cpp:77:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &p); ^ user.cpp:78:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d%d", &n, &m, &t); ^ user.cpp:79:43: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d%d%d", &l, &c, &k, &s); ^ user.cpp:86:35: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &x, &y); ^ user.cpp:93:44: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &rezerv[i][j]); ^