0_0_39182710_18307.cpp:8:10: error: reference to 'size' is ambiguous
8 | }stree[3*size];
| ^~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/string:53,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/locale_classes.h:40,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ios_base.h:41,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ios:44,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ostream:40,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/iostream:41,
from 0_0_39182710_18307.cpp:1:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
274 | size(const _Tp (&)[_Nm]) noexcept
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note: 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
264 | size(const _Container& __cont) noexcept(noexcept(__cont.size()))
| ^~~~
0_0_39182710_18307.cpp:3:11: note: 'const int size'
3 | const int size = 100010;
| ^~~~
0_0_39182710_18307.cpp: In function 'void creat(int, int, int)':
0_0_39182710_18307.cpp:11:6: error: 'stree' was not declared in this scope; did you mean 'STree'?
11 | stree[num].l = l, stree[num].r = r, stree[num].cover = 1;
| ^~~~~
| STree
0_0_39182710_18307.cpp: In function 'void insert(int, int, int, int)':
0_0_39182710_18307.cpp:22:14: error: 'stree' was not declared in this scope; did you mean 'STree'?
22 | int a = stree[num].l, b = stree[num].r;
| ^~~~~
| STree
0_0_39182710_18307.cpp:23:19: error: 'b' was not declared in this scope
23 | int mid = (a+b)>> 1;
| ^
0_0_39182710_18307.cpp: In function 'int counter(int)':
0_0_39182710_18307.cpp:47:9: error: 'stree' was not declared in this scope; did you mean 'STree'?
47 | if (stree[num].cover != -1)return (stree[num].r-stree[num].l+1)*stree[num].cover;
| ^~~~~
| STree
|