Compilare: main.cpp: In function 'void dfs(int)': main.cpp:23:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 23 | for(int i=0;i<v[nod].size();i++) | ~^~~~~~~~~~~~~~ main.cpp: In function 'void djs(int)': main.cpp:53:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | for(int i=0;i<v[nod].size();i++) | ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:91:13: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 91 | for(p=1;p<=n;p++) | ^~~ main.cpp:93:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 93 | k=0; | ^ main.cpp:95:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 95 | for(i=1;i<=n;i++) | ^~~ main.cpp:97:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 97 | if(cycle==0) | ^~