#2968
conexidad
Fie un graf neorientat cu N
noduri și M
muchii, care NU este conex. Să i se adauge grafului un număr minim de muchii, astfel încât acesta să devină conex. Fie extra
i
numărul de muchii nou-adăugate care sunt incidente cu nodul i
, iar max_extra
cea mai mare dintre valorile extra
1
, extra
2
,… , extra
N
. Mulțimea de muchii adăugate trebuie să respecte condiția ca valoarea max_extra să fie minimă.
OJI 2019
Problema | conexidad | Operații I/O |
conexidad.in /conexidad.out
|
---|---|---|---|
Limita timp | 1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 32 MB
|
Id soluție | #20404277 | Utilizator | |
Fișier | conexidad.cpp | Dimensiune | 1.81 KB |
Data încărcării | 29 Ianuarie 2020, 12:37 | Scor / rezultat | Eroare de compilare |
conexidad.cpp: In function 'int main()': conexidad.cpp:52:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int k = 0; k < v[i].size() && j < q; ++k) { ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from conexidad.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of '_RandomAccessIterator std::__unguarded_partition(_RandomAccessIterator, _RandomAccessIterator, const _Tp&, _Compare) [with _RandomAccessIterator = std::vector<std::pair<int, bool> >*; _Tp = std::vector<std::pair<int, bool> >; _Compare = main()::__lambda4]': /usr/include/c++/4.8/bits/stl_algo.h:2296:78: required from '_RandomAccessIterator std::__unguarded_partition_pivot(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::vector<std::pair<int, bool> >*; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:2337:62: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = std::vector<std::pair<int, bool> >*; _Size = int; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = std::vector<std::pair<int, bool> >*; _Compare = main()::__lambda4]' conexidad.cpp:46:10: required from here /usr/include/c++/4.8/bits/stl_algo.h:2263:35: error: no match for call to '(main()::__lambda4) (std::vector<std::pair<int, bool> >&, const std::vector<std::pair<int, bool> >&)' while (__comp(*__first, __pivot)) ^ conexidad.cpp:44:23: note: candidates are: sort(v, v+q, [](vector< pair<int, bool> >& a, vector< pair<int, bool> >& b) { ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from conexidad.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:2263:35: note: bool (*)(std::vector<std::pair<int, bool> >&, std::vector<std::pair<int, bool> >&) <conversion> while (__comp(*__first, __pivot)) ^ /usr/include/c++/4.8/bits/stl_algo.h:2263:35: note: candidate expects 3 arguments, 3 provided conexidad.cpp:44:83: note: main()::__lambda4 sort(v, v+q, [](vector< pair<int, bool> >& a, vector< pair<int, bool> >& b) { ^ conexidad.cpp:44:83: note: no known conversion for argument 2 from 'const std::vector<std::pair<int, bool> >' to 'std::vector<std::pair<int, bool> >&' In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from conexidad.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:2266:34: error: no match for call to '(main()::__lambda4) (const std::vector<std::pair<int, bool> >&, std::vector<std::pair<int, bool> >&)' while (__comp(__pivot, *__last)) ^ conexidad.cpp:44:23: note: candidates are: sort(v, v+q, [](vector< pair<int, bool> >& a, vector< pair<int, bool> >& b) { ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from conexidad.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:2266:34: note: bool (*)(std::vector<std::pair<int, bool> >&, std::vector<std::pair<int, bool> >&) <conversion> while (__comp(__pivot, *__last)) ^ /usr/include/c++/4.8/bits/stl_algo.h:2266:34: note: candidate expects 3 arguments, 3 provided conexidad.cpp:44:83: note: main()::__lambda4 sort(v, v+q, [](vector< pair<int, bool> >& a, vector< pair<int, bool> >& b) { ^ conexidad.cpp:44:83: note: no known conversion for argument 1 from 'const std::vector<std::pair<int, bool> >' to 'std::vector<std::pair<int, bool> >&'
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema conexidad face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.