Compilare: main.cpp: In function 'void Lee(int (*)[101], std::queue<coord>)': main.cpp:44:7: warning: unused variable 'j' [-Wunused-variable] int i,j; ^ main.cpp: In function 'int main()': main.cpp:74:31: warning: unused variable 'cnt' [-Wunused-variable] int i,j,mn=200000,mni,mnj,cnt; ^~~ main.cpp:106:33: warning: 'mnj' may be used uninitialized in this function [-Wmaybe-uninitialized] cou<<mn+1<<" "<<mni<<" "<<mnj; ^ main.cpp:106:25: warning: 'mni' may be used uninitialized in this function [-Wmaybe-uninitialized] cou<<mn+1<<" "<<mni<<" "<<mnj; ^~~