Compilare: main.cpp: In constructor 'node2::node2(int, int, int)': main.cpp:72:20: warning: 'node2::val' will be initialized after [-Wreorder] 72 | int mask, ind, val; | ^~~ main.cpp:72:9: warning: 'int node2::mask' [-Wreorder] 72 | int mask, ind, val; | ^~~~ main.cpp:73:5: warning: when initialized here [-Wreorder] 73 | node2(int ind, int val, int mask) : ind(ind), val(val), mask(mask) {} | ^~~~~ main.cpp: In function 'void dijk2()': main.cpp:114:33: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses] 114 | if (mask | (1 << i) != mask) | ~~~~~~~~~^~~~~~~ main.cpp: In function 'int main()': main.cpp:149:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 149 | for (int i = 0; i < ks.size(); i++) | ~~^~~~~~~~~~~ main.cpp:151:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 151 | for (int j = 0; j < ks.size(); j++) | ~~^~~~~~~~~~~