Compilare: main.cpp: In function 'void Kruskal()': main.cpp:49:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=1;i<=n;i++) ^~~ main.cpp:51:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' int p=0; ^~~ main.cpp: In function 'int main()': main.cpp:75:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<muchii.size();j++) ~^~~~~~~~~~~~~~