Compilare: main.cpp: In function 'int main()': main.cpp:56:36: warning: narrowing conversion of 'b' from 'long long int' to 'int' inside { } [-Wnarrowing] liste[a].push_back({ b ,c }); ^ main.cpp:57:36: warning: narrowing conversion of 'a' from 'long long int' to 'int' inside { } [-Wnarrowing] liste[b].push_back({ a ,c }); ^ main.cpp:65:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < liste[top.el].size(); i++) ~~^~~~~~~~~~~~~~~~~~~~~~