#2791
Scrieți un program care citește de la tastatură un număr natural n (n∈[2,100]) și un șir de n numere naturale din intervalul [0,10000] și construiește în memorie un tablou bidimensional cu n linii și n coloane, numerotate începând de la 0, astfel încât parcurgând orice coloană numerotată cu un număr par, de jos în sus, sau orice coloană numerotată cu un număr impar, de sus în jos, se obține șirul citit.
Subiect Bacalaureat 2018
| Problema | GenMat24 | Operații I/O |
tastatură/ecran
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #64788431 | Utilizator | |
| Fișier | genmat24.cpp | Dimensiune | 360 B |
| Data încărcării | 31 Mai 2026, 18:18 | Scor/rezultat | Eroare de compilare |
genmat24.cpp: In function ‘int main()’: genmat24.cpp:8:9: error: no match for ‘operator>’ (operand types are ‘std::istream’ {aka ‘std::basic_istream<char>’} and ‘int’) 8 | cin >n; | ~~~ ^~ | | | | | int | std::istream {aka std::basic_istream<char>} genmat24.cpp:8:9: note: candidate: ‘operator>(int, int)’ (built-in) 8 | cin >n; | ~~~~^~ genmat24.cpp:8:9: note: no known conversion for argument 1 from ‘std::istream’ {aka ‘std::basic_istream<char>’} to ‘int’ In file included from /usr/include/c++/13/string:48, from /usr/include/c++/13/bits/locale_classes.h:40, from /usr/include/c++/13/bits/ios_base.h:41, from /usr/include/c++/13/ios:44, from /usr/include/c++/13/ostream:40, from /usr/include/c++/13/iostream:41, from genmat24.cpp:1: /usr/include/c++/13/bits/stl_iterator.h:469:5: note: candidate: ‘template<class _Iterator> bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)’ 469 | operator>(const reverse_iterator<_Iterator>& __x, | ^~~~~~~~ /usr/include/c++/13/bits/stl_iterator.h:469:5: note: template argument deduction/substitution failed: genmat24.cpp:8:10: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::reverse_iterator<_Iterator>’ 8 | cin >n; | ^ /usr/include/c++/13/bits/stl_iterator.h:514:5: note: candidate: ‘template<class _IteratorL, class _IteratorR> bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)’ 514 | operator>(const reverse_iterator<_IteratorL>& __x, | ^~~~~~~~ /usr/include/c++/13/bits/stl_iterator.h:514:5: note: template argument deduction/substitution failed: genmat24.cpp:8:10: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::reverse_iterator<_Iterator>’ 8 | cin >n; | ^ /usr/include/c++/13/bits/stl_iterator.h:1725:5: note: candidate: ‘template<class _IteratorL, class _IteratorR> bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)’ 1725 | operator>(const move_iterator<_IteratorL>& __x, | ^~~~~~~~ /usr/include/c++/13/bits/stl_iterator.h:1725:5: note: template argument deduction/substitution failed: genmat24.cpp:8:10: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::move_iterator<_IteratorL>’ 8 | cin >n; | ^ /usr/include/c++/13/bits/stl_iterator.h:1784:5: note: candidate: ‘template<class _Iterator> bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)’ 1784 | operator>(const move_iterator<_Iterator>& __x, | ^~~~~~~~ /usr/include/c++/13/bits/stl_iterator.h:1784:5: note: template argument deduction/substitution failed: genmat24.cpp:8:10: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::move_iterator<_IteratorL>’ 8 | cin >n; | ^ In file included from /usr/include/c++/13/bits/stl_algobase.h:64, from /usr/include/c++/13/string:51: /usr/include/c++/13/bits/stl_pair.h:848:5: note: candidate: ‘template<class _T1, class _T2> constexpr bool std::operator>(const pair<_T1, _T2>&, const pair<_T1, _T2>&)’ 848 | operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) | ^~~~~~~~ /usr/include/c++/13/bits/stl_pair.h:848:5: note: template argument deduction/substitution failed: genmat24.cpp:8:10: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::pair<_T1, _T2>’ 8 | cin >n; | ^ In file included from /usr/include/c++/13/string:54: /usr/include/c++/13/bits/basic_string.h:3870:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Alloc>&, const __cxx11::basic_string<_CharT, _Traits, _Alloc>&)’ 3870 | operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/13/bits/basic_string.h:3870:5: note: template argument deduction/substitution failed: genmat24.cpp:8:10: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’ 8 | cin >n; | ^ /usr/include/c++/13/bits/basic_string.h:3884:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)’ 3884 | operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/13/bits/basic_string.h:3884:5: note: template argument deduction/substitution failed: genmat24.cpp:8:10: note: ‘std::istream’ {aka ‘std::basic_istream<char>’} is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’ 8 | cin >n; | ^ /usr/include/c++/13/bits/basic_string.h:3897:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Alloc>&)’ 3897 | operator>(const _CharT* __lhs, | ^~~~~~~~ /usr/include/c++/13/bits/basic_string.h:3897:5: note: template argument deduction/substitution failed: genmat24.cpp:8:10: note: mismatched types ‘const _CharT*’ and ‘std::basic_istream<char>’ 8 | cin >n; | ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema GenMat24 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.