#651
Se dă vectorul de tați al unui arbore cu rădăcină cu n noduri. Fiecare nod al arborelui are asociată o valoare numerică întreagă. Determinați nodurile p din arbore pentru care suma valorilor asociate nodurilor din subarborele cu rădăcina în p este maximă.
| Problema | SumSubMax | Operații I/O |
sumsubmax.in/sumsubmax.out
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64377877 | Utilizator | |
| Fișier | sumsubmax.cpp | Dimensiune | 749 B |
| Data încărcării | 04 Mai 2026, 12:30 | Scor/rezultat | Eroare de compilare |
sumsubmax.cpp: In function ‘void dfs(int, long long int)’: sumsubmax.cpp:9:27: error: ‘begin’ was not declared in this scope; did you mean ‘std::begin’? 9 | for (int fiu : fii[nod]) { | ^ | std::begin In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:166, from sumsubmax.cpp:1: /usr/include/c++/13/valarray:1238:5: note: ‘std::begin’ declared here 1238 | begin(const valarray<_Tp>& __va) noexcept | ^~~~~ sumsubmax.cpp:9:27: error: ‘end’ was not declared in this scope; did you mean ‘std::end’? 9 | for (int fiu : fii[nod]) { | ^ | std::end /usr/include/c++/13/valarray:1265:5: note: ‘std::end’ declared here 1265 | end(const valarray<_Tp>& __va) noexcept | ^~~ sumsubmax.cpp: In function ‘int main()’: sumsubmax.cpp:33:17: error: no matching function for call to ‘max(int&, long long int&)’ 33 | mx = max(sume[i], mx); | ~~~^~~~~~~~~~~~~ In file included from /usr/include/c++/13/algorithm:60, from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51: /usr/include/c++/13/bits/stl_algobase.h:257:5: note: candidate: ‘template<class _Tp> const _Tp& std::max(const _Tp&, const _Tp&)’ 257 | max(const _Tp& __a, const _Tp& __b) | ^~~ /usr/include/c++/13/bits/stl_algobase.h:257:5: note: template argument deduction/substitution failed: sumsubmax.cpp:33:17: note: deduced conflicting types for parameter ‘const _Tp’ (‘int’ and ‘long long int’) 33 | mx = max(sume[i], mx); | ~~~^~~~~~~~~~~~~ /usr/include/c++/13/bits/stl_algobase.h:303:5: note: candidate: ‘template<class _Tp, class _Compare> const _Tp& std::max(const _Tp&, const _Tp&, _Compare)’ 303 | max(const _Tp& __a, const _Tp& __b, _Compare __comp) | ^~~ /usr/include/c++/13/bits/stl_algobase.h:303:5: note: template argument deduction/substitution failed: sumsubmax.cpp:33:17: note: deduced conflicting types for parameter ‘const _Tp’ (‘int’ and ‘long long int’) 33 | mx = max(sume[i], mx); | ~~~^~~~~~~~~~~~~ In file included from /usr/include/c++/13/algorithm:61: /usr/include/c++/13/bits/stl_algo.h:5795:5: note: candidate: ‘template<class _Tp> _Tp std::max(initializer_list<_Tp>)’ 5795 | max(initializer_list<_Tp> __l) | ^~~ /usr/include/c++/13/bits/stl_algo.h:5795:5: note: template argument deduction/substitution failed: sumsubmax.cpp:33:17: note: mismatched types ‘std::initializer_list<_Tp>’ and ‘int’ 33 | mx = max(sume[i], mx); | ~~~^~~~~~~~~~~~~ /usr/include/c++/13/bits/stl_algo.h:5805:5: note: candidate: ‘template<class _Tp, class _Compare> _Tp std::max(initializer_list<_Tp>, _Compare)’ 5805 | max(initializer_list<_Tp> __l, _Compare __comp) | ^~~ /usr/include/c++/13/bits/stl_algo.h:5805:5: note: template argument deduction/substitution failed: sumsubmax.cpp:33:17: note: mismatched types ‘std::initializer_list<_Tp>’ and ‘int’ 33 | mx = max(sume[i], mx); | ~~~^~~~~~~~~~~~~ sumsubmax.cpp:39:5: error: expected primary-expression before ‘}’ token 39 | } | ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema SumSubMax 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.