Eroare de compilare: main.cpp: In function 'int main()': main.cpp:100:81: error: 'i' was not declared in this scope; did you mean 'it'? 100 | std::set<std::pair<int, int>> ::iterator it = S.upper_bound({events[i].x, (1 << 29)}); | ^ | it main.cpp:100:72: error: no matching function for call to 'std::set<std::pair<int, int> >::upper_bound(<brace-enclosed initializer list>)' 100 | std::set<std::pair<int, int>> ::iterator it = S.upper_bound({events[i].x, (1 << 29)}); | ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/12.2.1/set:61, from main.cpp:5: /usr/include/c++/12.2.1/bits/stl_set.h:869:9: note: candidate: 'template<class _Kt> decltype ((std::set<_Key, _Compare, _Alloc>::iterator)(((std::set<_Key, _Compare, _Alloc>*)this)->std::set<_Key, _Compare, _Alloc>::_M_t._M_upper_bound_tr(__x))) std::set<_Key, _Compare, _Alloc>::upper_bound(const _Kt&) [with _Key = std::pair<int, int>; _Compare = std::less<std::pair<int, int> >; _Alloc = std::allocator<std::pair<int, int> >]' 869 | upper_bound(const _Kt& __x) | ^~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_set.h:869:9: note: template argument deduction/substitution failed: main.cpp:100:72: note: couldn't deduce template parameter '_Kt' 100 | std::set<std::pair<int, int>> ::iterator it = S.upper_bound({events[i].x, (1 << 29)}); | ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_set.h:875:9: note: candidate: 'template<class _Kt> decltype ((std::set<_Key, _Compare, _Alloc>::iterator)(((const std::set<_Key, _Compare, _Alloc>*)this)->std::set<_Key, _Compare, _Alloc>::_M_t._M_upper_bound_tr(__x))) std::set<_Key, _Compare, _Alloc>::upper_bound(const _Kt&) const [with _Key = std::pair<int, int>; _Compare = std::less<std::pair<int, int> >; _Alloc = std::allocator<std::pair<int, int> >]' 875 | upper_bound(const _Kt& __x) const | ^~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_set.h:875:9: note: template argument deduction/substitution failed: main.cpp:100:72: note: couldn't deduce template parameter '_Kt' 100 | std::set<std::pair<int, int>> ::iterator it = S.upper_bound({events[i].x, (1 << 29)}); | ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_set.h:859:7: note: candidate: 'std::set<_Key, _Compare, _Alloc>::iterator std::set<_Key, _Compare, _Alloc>::upper_bound(const key_type&) [with _Key = std::pair<int, int>; _Compare = std::less<std::pair<int, int> >; _Alloc = std::allocator<std::pair<int, int> >; iterator = std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int> >, std::less<std::pair<int, int> >, std::allocator<std::pair<int, int> > >::const_iterator; key_type = std::pair<int, int>]' 859 | upper_bound(const key_type& __x) | ^~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_set.h:859:35: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const std::set<std::pair<int, int> >::key_type&' {aka 'const std::pair<int, int>&'} 859 | upper_bound(const key_type& __x) | ~~~~~~~~~~~~~~~~^~~ /usr/include/c++/12.2.1/bits/stl_set.h:863:7: note: candidate: 'std::set<_Key, _Compare, _Alloc>::const_iterator std::set<_Key, _Compare, _Alloc>::upper_bound(const key_type&) const [with _Key = std::pair<int, int>; _Compare = std::less<std::pair<int, int> >; _Alloc = std::allocator<std::pair<int, int> >; const_iterator = std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int> >, std::less<std::pair<int, int> >, std::allocator<std::pair<int, int> > >::const_iterator; key_type = std::pair<int, int>]' 863 | upper_bound(const key_type& __x) const | ^~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_set.h:863:35: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const std::set<std::pair<int, int> >::key_type&' {aka 'const std::pair<int, int>&'} 863 | upper_bound(const key_type& __x) const | ~~~~~~~~~~~~~~~~^~~ main.cpp:132:2: error: expected '}' at end of input 132 | } | ^ main.cpp:62:11: note: to match this '{' 62 | int main(){ | ^ Non zero exit status: 1