Compilare: main.cpp: In function 'void removeEdge(int, int)': main.cpp:119:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 119 | if (nxt[nod1] == adj[nod1].size() - 1) | ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:124:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 124 | if (nxt[nod2] == adj[nod2].size() - 1) | ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~