#3796
qtsume
Se dă un vector A
cu N
numere naturale. Pentru Q
întrebări de forma (x, y)
aflați rezultatul sumei A[x] + 2 * A[x + 1] + ... + (y - x + 1) * A[y]
.
Problema | qtsume | Operații I/O |
![]() qtsume.in /qtsume.out
|
---|---|---|---|
Limita timp | 0.2 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #51051180 | Utilizator | |
Fișier | qtsume.cpp | Dimensiune | 486 B |
Data încărcării | 21 Mai 2024, 12:35 | Scor / rezultat | Eroare de compilare |
qtsume.cpp: In function 'int main()': qtsume.cpp:11:9: error: 'i' was not declared in this scope for(i=1;i<=n;i++) ^ qtsume.cpp:18:9: error: 'i' was not declared in this scope for(i=1;i<=q;i++) ^ qtsume.cpp:21:17: error: no match for 'operator>>' (operand types are 'std::ofstream {aka std::basic_ofstream<char>}' and 'long long unsigned int') cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ qtsume.cpp:21:17: note: candidates are: In file included from /usr/include/c++/4.8/string:53:0, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from qtsume.cpp:1: /usr/include/c++/4.8/bits/basic_string.tcc:996:5: note: template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::basic_string<_CharT, _Traits, _Alloc>&) operator>>(basic_istream<_CharT, _Traits>& __in, ^ /usr/include/c++/4.8/bits/basic_string.tcc:996:5: note: template argument deduction/substitution failed: qtsume.cpp:21:51: note: 'std::ofstream {aka std::basic_ofstream<char>}' is not derived from 'std::basic_istream<_CharT, _Traits>' cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ In file included from /usr/include/c++/4.8/istream:882:0, from /usr/include/c++/4.8/fstream:38, from qtsume.cpp:1: /usr/include/c++/4.8/bits/istream.tcc:955:5: note: template<class _CharT2, class _Traits2> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT2*) operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s) ^ /usr/include/c++/4.8/bits/istream.tcc:955:5: note: template argument deduction/substitution failed: qtsume.cpp:21:51: note: 'std::ofstream {aka std::basic_ofstream<char>}' is not derived from 'std::basic_istream<_CharT, _Traits>' cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ In file included from /usr/include/c++/4.8/istream:882:0, from /usr/include/c++/4.8/fstream:38, from qtsume.cpp:1: /usr/include/c++/4.8/bits/istream.tcc:923:5: note: template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT&) operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c) ^ /usr/include/c++/4.8/bits/istream.tcc:923:5: note: template argument deduction/substitution failed: qtsume.cpp:21:51: note: 'std::ofstream {aka std::basic_ofstream<char>}' is not derived from 'std::basic_istream<_CharT, _Traits>' cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ In file included from /usr/include/c++/4.8/fstream:38:0, from qtsume.cpp:1: /usr/include/c++/4.8/istream:727:5: note: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char&) operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c) ^ /usr/include/c++/4.8/istream:727:5: note: template argument deduction/substitution failed: qtsume.cpp:21:51: note: 'std::ofstream {aka std::basic_ofstream<char>}' is not derived from 'std::basic_istream<char, _Traits>' cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ In file included from /usr/include/c++/4.8/fstream:38:0, from qtsume.cpp:1: /usr/include/c++/4.8/istream:732:5: note: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char&) operator>>(basic_istream<char, _Traits>& __in, signed char& __c) ^ /usr/include/c++/4.8/istream:732:5: note: template argument deduction/substitution failed: qtsume.cpp:21:51: note: 'std::ofstream {aka std::basic_ofstream<char>}' is not derived from 'std::basic_istream<char, _Traits>' cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ In file included from /usr/include/c++/4.8/fstream:38:0, from qtsume.cpp:1: /usr/include/c++/4.8/istream:774:5: note: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char*) operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s) ^ /usr/include/c++/4.8/istream:774:5: note: template argument deduction/substitution failed: qtsume.cpp:21:51: note: 'std::ofstream {aka std::basic_ofstream<char>}' is not derived from 'std::basic_istream<char, _Traits>' cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ In file included from /usr/include/c++/4.8/fstream:38:0, from qtsume.cpp:1: /usr/include/c++/4.8/istream:779:5: note: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char*) operator>>(basic_istream<char, _Traits>& __in, signed char* __s) ^ /usr/include/c++/4.8/istream:779:5: note: template argument deduction/substitution failed: qtsume.cpp:21:51: note: 'std::ofstream {aka std::basic_ofstream<char>}' is not derived from 'std::basic_istream<char, _Traits>' cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ In file included from /usr/include/c++/4.8/fstream:38:0, from qtsume.cpp:1: /usr/include/c++/4.8/istream:872:5: note: template<class _CharT, class _Traits, class _Tp> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x) ^ /usr/include/c++/4.8/istream:872:5: note: template argument deduction/substitution failed: qtsume.cpp:21:51: note: 'std::ofstream {aka std::basic_ofstream<char>}' is not derived from 'std::basic_istream<_CharT, _Traits>' cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^ qtsume.cpp:21:32: warning: suggest parentheses around '-' inside '>>' [-Wparentheses] cout>>s1[y]-s1[x-1]-(x-1)*(s[y]=s[y-1]); ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema qtsume 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.