Compilare: main.cpp: In function 'int32_t main()': main.cpp:116:28: warning: 'grB' may be used uninitialized in this function [-Wmaybe-uninitialized] 116 | for(int j = 0 ; (1 << j) <= grB ; ++ j){ | ~~~~~~~~~^~~~~~ main.cpp:112:28: warning: 'grA' may be used uninitialized in this function [-Wmaybe-uninitialized] 112 | for(int j = 0 ; (1 << j) <= grA ; ++ j){ | ~~~~~~~~~^~~~~~