Borderou de evaluare (job #626387)

Compilare: main.cpp: In function 'void dfs1(int)': main.cpp:29:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 29 | for(int i = 0; i<a[x].size(); i++){ | ~^~~~~~~~~~~~ main.cpp: In function 'int dfs(int)': main.cpp:39:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 39 | for(int i = 0; i<a[x].size(); i++){ | ~^~~~~~~~~~~~ main.cpp: In function 'void solve()': main.cpp:75:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 75 | for(int i = 0; i<ans.size(); i++) cout << ans[i] << "\n"; | ~^~~~~~~~~~~