Compilare: main.cpp: In function 'void dfs(int)': main.cpp:16:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | for(i=0; i<v[nod].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:64:43: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 64 | if (premiu[a]>mx || premiu[a]==mx && x<xx || premiu[a]==mx && x==xx && y<yy) | ~~~~~~~~~~~~~~^~~~~~~ main.cpp:64:77: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 64 | if (premiu[a]>mx || premiu[a]==mx && x<xx || premiu[a]==mx && x==xx && y<yy) | ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~