Compilare: main.cpp: In function 'int main()': main.cpp:37:31: warning: statement has no effect [-Wunused-value] bst[slow - 1] + A * ( 1LL << (slow - 1) ); // bst[i - 1][slow / 2] + v[i].A * putere(2, slow / 2); ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:42:58: warning: left operand of comma operator has no effect [-Wunused-value] candidat2 = bst[slow] + B * ( 1LL << (2, slow) ); // bst[i - 1][slow] + v[i].B * putere(2, slow); ^~~~