Eroare de compilare: main.cpp:13:16: error: conflicting declaration 'int g [5001]' 13 | int p[NMAX+1], g[NMAX+1]; | ^ main.cpp:7:10: note: previous declaration as 'std::ifstream g' 7 | ifstream g ("rucsac.out"); | ^ main.cpp: In function 'int main()': main.cpp:20:15: error: no match for 'operator[]' (operand types are 'std::ifstream' {aka 'std::basic_ifstream<char>'} and 'int') 20 | f >> g[i] >> p[i]; | ^ main.cpp:24:21: error: no match for 'operator[]' (operand types are 'std::ifstream' {aka 'std::basic_ifstream<char>'} and 'int') 24 | if(j - g[i] >= 0) | ^ main.cpp:25:55: error: no match for 'operator[]' (operand types are 'std::ifstream' {aka 'std::basic_ifstream<char>'} and 'int') 25 | dp[i][j] = max(dp[i][j], dp[i-1][j - g[i]] + p[i]); | ^ main.cpp:28:7: error: no match for 'operator<<' (operand types are 'std::ifstream' {aka 'std::basic_ifstream<char>'} and 'int') 28 | g << dp[n][w]; | ~ ^~ ~~~~~~~~ | | | | | int | std::ifstream {aka std::basic_ifstream<char>} main.cpp:28:7: note: candidate: 'operator<<(int, int)' (built-in) 28 | g << dp[n][w]; | ~~^~~~~~~~~~~ main.cpp:28:7: note: no known conversion for argument 1 from 'std::ifstream' {aka 'std::basic_ifstream<char>'} to 'int' In file included from /usr/include/c++/10/string:55, from /usr/include/c++/10/bits/locale_classes.h:40, from /usr/include/c++/10/bits/ios_base.h:41, from /usr/include/c++/10/ios:42, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/basic_string.h:6468:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)' 6468 | operator<<(basic_ostream<_CharT, _Traits>& __os, | ^~~~~~~~ /usr/include/c++/10/bits/basic_string.h:6468:5: note: template argument deduction/substitution failed: main.cpp:28:17: note: 'std::ifstream' {aka 'std::basic_ifstream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>' 28 | g << dp[n][w]; | ^ In file included from /usr/include/c++/10/bits/ios_base.h:46, from /usr/include/c++/10/ios:42, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/system_error:262:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::error_code&)' 262 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e) | ^~~~~~~~ /usr/include/c++/10/system_error:262:5: note: template argument deduction/substitution failed: main.cpp:28:17: note: 'std::ifstream' {aka 'std::basic_ifstream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>' Non zero exit status: 1