Compilare: user.cpp: In function ‘void fill(int, int, int, int)’: user.cpp:33:5: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (!out_of_bounds(i, j) && pasi[i][j] == -1) ^ user.cpp: In function ‘void rezolvare()’: user.cpp:53:19: warning: unused variable ‘j’ [-Wunused-variable] for (int i=0, j; i<dimq; i++) ^ user.cpp: In function ‘bool out_of_bounds(int, int)’: user.cpp:30:1: warning: control reaches end of non-void function [-Wreturn-type] } ^