0_0_39053551_11168.cpp:13:4: error: reference to 'data' is ambiguous
13 | }; data a1[N];
| ^~~~
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_39053551_11168.cpp:1:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:346:5: note: candidates are: 'template<class _Tp> constexpr const _Tp* std::data(initializer_list<_Tp>)'
346 | data(initializer_list<_Tp> __il) noexcept
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:336:5: note: 'template<class _Tp, long long unsigned int _Nm> constexpr _Tp* std::data(_Tp (&)[_Nm])'
336 | data(_Tp (&__array)[_Nm]) noexcept
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:325:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(const _Container&)'
325 | data(const _Container& __cont) noexcept(noexcept(__cont.data()))
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:314:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(_Container&)'
314 | data(_Container& __cont) noexcept(noexcept(__cont.data()))
| ^~~~
0_0_39053551_11168.cpp:10:8: note: 'struct data'
10 | struct data
| ^~~~
0_0_39053551_11168.cpp:14:10: error: reference to 'data' is ambiguous
14 | int cmp1(data a,data b)
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:346:5: note: candidates are: 'template<class _Tp> constexpr const _Tp* std::data(initializer_list<_Tp>)'
346 | data(initializer_list<_Tp> __il) noexcept
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:336:5: note: 'template<class _Tp, long long unsigned int _Nm> constexpr _Tp* std::data(_Tp (&)[_Nm])'
336 | data(_Tp (&__array)[_Nm]) noexcept
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:325:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(const _Container&)'
325 | data(const _Container& __cont) noexcept(noexcept(__cont.data()))
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:314:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(_Container&)'
314 | data(_Container& __cont) noexcept(noexcept(__cont.data()))
| ^~~~
0_0_39053551_11168.cpp:10:8: note: 'struct data'
10 | struct data
| ^~~~
0_0_39053551_11168.cpp:14:17: error: reference to 'data' is ambiguous
14 | int cmp1(data a,data b)
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:346:5: note: candidates are: 'template<class _Tp> constexpr const _Tp* std::data(initializer_list<_Tp>)'
346 | data(initializer_list<_Tp> __il) noexcept
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:336:5: note: 'template<class _Tp, long long unsigned int _Nm> constexpr _Tp* std::data(_Tp (&)[_Nm])'
336 | data(_Tp (&__array)[_Nm]) noexcept
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:325:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(const _Container&)'
325 | data(const _Container& __cont) noexcept(noexcept(__cont.data()))
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:314:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(_Container&)'
314 | data(_Container& __cont) noexcept(noexcept(__cont.data()))
| ^~~~
0_0_39053551_11168.cpp:10:8: note: 'struct data'
10 | struct data
| ^~~~
0_0_39053551_11168.cpp:14:23: error: expression list treated as compound expression in initializer [-fpermissive]
14 | int cmp1(data a,data b)
| ^
0_0_39053551_11168.cpp: In function 'int main()':
0_0_39053551_11168.cpp:29:27: error: 'a1' was not declared in this scope; did you mean 'a'?
29 | scanf("%d%d",&a1[i].l,&a1[i].r),a1[i].num=i;
| ^~
| a
0_0_39053551_11168.cpp:33:14: error: 'a1' was not declared in this scope; did you mean 'a'?
33 | sort(a1+1,a1+m+1,cmp1);
| ^~
| a
|