Eroare de compilare: main.cpp: In function 'void testCase()': main.cpp:166:26: warning: overflow in conversion from 'int' to 'short int' changes value from '1048576' to '0' [-Woverflow] 166 | int ans = 0, step = (1 << 20); | ~~~^~~~~~ At global scope: cc1plus: error: '::main' must return 'int' In file included from /usr/include/c++/10/bits/stl_algobase.h:71, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from main.cpp:1: /usr/include/c++/10/bits/predefined_ops.h: In instantiation of 'bool __gnu_cxx::__ops::_Iter_less_val::operator()(_Iterator, _Value&) const [with _Iterator = __gnu_cxx::__normal_iterator<std::pair<short int, short int>*, std::vector<std::pair<short int, short int> > >; _Value = const std::pair<int, short int>]': /usr/include/c++/10/bits/stl_algobase.h:1322:14: required from '_ForwardIterator std::__lower_bound(_ForwardIterator, _ForwardIterator, const _Tp&, _Compare) [with _ForwardIterator = __gnu_cxx::__normal_iterator<std::pair<short int, short int>*, std::vector<std::pair<short int, short int> > >; _Tp = std::pair<int, short int>; _Compare = __gnu_cxx::__ops::_Iter_less_val]' /usr/include/c++/10/bits/stl_algobase.h:1357:32: required from '_ForwardIterator std::lower_bound(_ForwardIterator, _ForwardIterator, const _Tp&) [with _ForwardIterator = __gnu_cxx::__normal_iterator<std::pair<short int, short int>*, std::vector<std::pair<short int, short int> > >; _Tp = std::pair<int, short int>]' main.cpp:50:94: required from here /usr/include/c++/10/bits/predefined_ops.h:67:22: error: no match for 'operator<' (operand types are 'std::pair<short int, short int>' and 'const std::pair<int, short int>') 67 | { return *__it < __val; } | ~~~~~~^~~~~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:67, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator.h:1121:5: note: candidate: 'template<class _IteratorL, class _IteratorR, class _Container> bool __gnu_cxx::operator<(const __gnu_cxx::__normal_iterator<_IteratorL, _Container>&, const __gnu_cxx::__normal_iterator<_IteratorR, _Container>&)' 1121 | operator<(const __normal_iterator<_IteratorL, _Container>& __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/stl_iterator.h:1121:5: note: template argument deduction/substitution failed: In file included from /usr/include/c++/10/bits/stl_algobase.h:71, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from main.cpp:1: /usr/include/c++/10/bits/predefined_ops.h:67:22: note: 'std::pair<short int, short int>' is not derived from 'const __gnu_cxx::__normal_iterator<_IteratorL, _Container>' 67 | { return *__it < __val; } | ~~~~~~^~~~~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:67, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, Non zero exit status: 1