0_0_38868844_22534.cpp:68:6: error: reference to 'size' is ambiguous
68 | }arr[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_38868844_22534.cpp:60:
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_38868844_22534.cpp:63:11: note: 'const int size'
63 | const int size=500050;
| ^~~~
0_0_38868844_22534.cpp:70:8: error: reference to 'size' is ambiguous
70 | int dp[size];//dp[i]来表示在长度为i的序列的最长递增子序列的最后一个元素的值
| ^~~~
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_38868844_22534.cpp:63:11: note: 'const int size'
63 | const int size=500050;
| ^~~~
0_0_38868844_22534.cpp: In function 'int main()':
0_0_38868844_22534.cpp:85:22: error: 'arr' was not declared in this scope
85 | cin>>arr[i].a>>arr[i].b;
| ^~~
0_0_38868844_22534.cpp:87:22: error: 'arr' was not declared in this scope
87 | sort(arr+1,arr+n+1,cmp);//我们先按照arr[i].a从小到大排序，因为测试数据不一定按顺序输入
| ^~~
0_0_38868844_22534.cpp:89:17: error: 'dp' was not declared in this scope
89 | dp[1]=arr[1].b;//先从arr[1]开始，然后逐步加入新元素
| ^~
|
