运行 ID: 31090

Main.cc:3:1: error: stray ‘\350’ in program
 语言
 ^
Main.cc:3:2: error: stray ‘\257’ in program
 语言
  ^
Main.cc:3:3: error: stray ‘\255’ in program
 语言
   ^
Main.cc:3:4: error: stray ‘\350’ in program
 语言
    ^
Main.cc:3:5: error: stray ‘\250’ in program
 语言
     ^
Main.cc:3:6: error: stray ‘\200’ in program
 语言
      ^
Main.cc:4:1: error: stray ‘\344’ in program
 代码
 ^
Main.cc:4:2: error: stray ‘\273’ in program
 代码
  ^
Main.cc:4:3: error: stray ‘\243’ in program
 代码
   ^
Main.cc:4:4: error: stray ‘\347’ in program
 代码
    ^
Main.cc:4:5: error: stray ‘\240’ in program
 代码
     ^
Main.cc:4:6: error: stray ‘\201’ in program
 代码
      ^
Main.cc:7:1: error: stray ‘\342’ in program
 ​
 ^
Main.cc:7:2: error: stray ‘\200’ in program
 ​
  ^
Main.cc:7:3: error: stray ‘\213’ in program
 ​
   ^
Main.cc:9:1: error: stray ‘\346’ in program
 时间限制  1 秒
 ^
Main.cc:9:2: error: stray ‘\227’ in program
 时间限制  1 秒
  ^
Main.cc:9:3: error: stray ‘\266’ in program
 时间限制  1 秒
   ^
Main.cc:9:4: error: stray ‘\351’ in program
 时间限制  1 秒
    ^
Main.cc:9:5: error: stray ‘\227’ in program
 时间限制  1 秒
     ^
Main.cc:9:6: error: stray ‘\264’ in program
 时间限制  1 秒
      ^
Main.cc:9:7: error: stray ‘\351’ in program
 时间限制  1 秒
       ^
Main.cc:9:8: error: stray ‘\231’ in program
 时间限制  1 秒
        ^
Main.cc:9:9: error: stray ‘\220’ in program
 时间限制  1 秒
         ^
Main.cc:9:10: error: stray ‘\345’ in program
 时间限制  1 秒
          ^
Main.cc:9:11: error: stray ‘\210’ in program
 时间限制  1 秒
           ^
Main.cc:9:12: error: stray ‘\266’ in program
 时间限制  1 秒
            ^
Main.cc:9:17: error: stray ‘\347’ in program
 时间限制  1 秒
                 ^
Main.cc:9:18: error: stray ‘\247’ in program
 时间限制  1 秒
                  ^
Main.cc:9:19: error: stray ‘\222’ in program
 时间限制  1 秒
                   ^
Main.cc:10:1: error: stray ‘\345’ in program
 内存限制  128 MB
 ^
Main.cc:10:2: error: stray ‘\206’ in program
 内存限制  128 MB
  ^
Main.cc:10:3: error: stray ‘\205’ in program
 内存限制  128 MB
   ^
Main.cc:10:4: error: stray ‘\345’ in program
 内存限制  128 MB
    ^
Main.cc:10:5: error: stray ‘\255’ in program
 内存限制  128 MB
     ^
Main.cc:10:6: error: stray ‘\230’ in program
 内存限制  128 MB
      ^
Main.cc:10:7: error: stray ‘\351’ in program
 内存限制  128 MB
       ^
Main.cc:10:8: error: stray ‘\231’ in program
 内存限制  128 MB
        ^
Main.cc:10:9: error: stray ‘\220’ in program
 内存限制  128 MB
         ^
Main.cc:10:10: error: stray ‘\345’ in program
 内存限制  128 MB
          ^
Main.cc:10:11: error: stray ‘\210’ in program
 内存限制  128 MB
           ^
Main.cc:10:12: error: stray ‘\266’ in program
 内存限制  128 MB
            ^
Main.cc:11:1: error: stray ‘\346’ in program
 提交记录
 ^
Main.cc:11:2: error: stray ‘\217’ in program
 提交记录
  ^
Main.cc:11:3: error: stray ‘\220’ in program
 提交记录
   ^
Main.cc:11:4: error: stray ‘\344’ in program
 提交记录
    ^
Main.cc:11:5: error: stray ‘\272’ in program
 提交记录
     ^
Main.cc:11:6: error: stray ‘\244’ in program
 提交记录
      ^
Main.cc:11:7: error: stray ‘\350’ in program
 提交记录
       ^
Main.cc:11:8: error: stray ‘\256’ in program
 提交记录
        ^
Main.cc:11:9: error: stray ‘\260’ in program
 提交记录
         ^
Main.cc:11:10: error: stray ‘\345’ in program
 提交记录
          ^
Main.cc:11:11: error: stray ‘\275’ in program
 提交记录
           ^
Main.cc:11:12: error: stray ‘\225’ in program
 提交记录
            ^
Main.cc:12:2: error: stray ‘\347’ in program
 1秒前  编译错误  
  ^
Main.cc:12:3: error: stray ‘\247’ in program
 1秒前  编译错误  
   ^
Main.cc:12:4: error: stray ‘\222’ in program
 1秒前  编译错误  
    ^
Main.cc:12:5: error: stray ‘\345’ in program
 1秒前  编译错误  
     ^
Main.cc:12:6: error: stray ‘\211’ in program
 1秒前  编译错误  
      ^
Main.cc:12:7: error: stray ‘\215’ in program
 1秒前  编译错误  
       ^
Main.cc:12:10: error: stray ‘\347’ in program
 1秒前  编译错误  
          ^
Main.cc:12:11: error: stray ‘\274’ in program
 1秒前  编译错误  
           ^
Main.cc:12:12: error: stray ‘\226’ in program
 1秒前  编译错误  
            ^
Main.cc:12:13: error: stray ‘\350’ in program
 1秒前  编译错误  
             ^
Main.cc:12:14: error: stray ‘\257’ in program
 1秒前  编译错误  
              ^
Main.cc:12:15: error: stray ‘\221’ in program
 1秒前  编译错误  
               ^
Main.cc:12:16: error: stray ‘\351’ in program
 1秒前  编译错误  
                ^
Main.cc:12:17: error: stray ‘\224’ in program
 1秒前  编译错误  
                 ^
Main.cc:12:18: error: stray ‘\231’ in program
 1秒前  编译错误  
                  ^
Main.cc:12:19: error: stray ‘\350’ in program
 1秒前  编译错误  
                   ^
Main.cc:12:20: error: stray ‘\257’ in program
 1秒前  编译错误  
                    ^
Main.cc:12:21: error: stray ‘\257’ in program
 1秒前  编译错误  
                     ^
Main.cc:14:1: error: stray ‘\346’ in program
 提交时间:2023-11-14 21:32:20
 ^
Main.cc:14:2: error: stray ‘\217’ in program
 提交时间:2023-11-14 21:32:20
  ^
Main.cc:14:3: error: stray ‘\220’ in program
 提交时间:2023-11-14 21:32:20
   ^
Main.cc:14:4: error: stray ‘\344’ in program
 提交时间:2023-11-14 21:32:20
    ^
Main.cc:14:5: error: stray ‘\272’ in program
 提交时间:2023-11-14 21:32:20
     ^
Main.cc:14:6: error: stray ‘\244’ in program
 提交时间:2023-11-14 21:32:20
      ^
Main.cc:14:7: error: stray ‘\346’ in program
 提交时间:2023-11-14 21:32:20
       ^
Main.cc:14:8: error: stray ‘\227’ in program
 提交时间:2023-11-14 21:32:20
        ^
Main.cc:14:9: error: stray ‘\266’ in program
 提交时间:2023-11-14 21:32:20
         ^
Main.cc:14:10: error: stray ‘\351’ in program
 提交时间:2023-11-14 21:32:20
          ^
Main.cc:14:11: error: stray ‘\227’ in program
 提交时间:2023-11-14 21:32:20
           ^
Main.cc:14:12: error: stray ‘\264’ in program
 提交时间:2023-11-14 21:32:20
            ^
Main.cc:14:13: error: stray ‘\357’ in program
 提交时间:2023-11-14 21:32:20
             ^
Main.cc:14:14: error: stray ‘\274’ in program
 提交时间:2023-11-14 21:32:20
              ^
Main.cc:14:15: error: stray ‘\232’ in program
 提交时间:2023-11-14 21:32:20
               ^
Main.cc:16:1: error: stray ‘\350’ in program
 运行 ID: 31089
 ^
Main.cc:16:2: error: stray ‘\277’ in program
 运行 ID: 31089
  ^
Main.cc:16:3: error: stray ‘\220’ in program
 运行 ID: 31089
   ^
Main.cc:16:4: error: stray ‘\350’ in program
 运行 ID: 31089
    ^
Main.cc:16:5: error: stray ‘\241’ in program
 运行 ID: 31089
     ^
Main.cc:16:6: error: stray ‘\214’ in program
 运行 ID: 31089
      ^
Main.cc:2:1: error: ‘Submit’ does not name a type
 Submit
 ^~~~~~
In file included from /usr/include/c++/7/cmath:43:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/include/c++/7/ext/type_traits.h:162:35: error: ‘bool __gnu_cxx::__is_null_pointer’ redeclared as different kind of symbol
   __is_null_pointer(std::nullptr_t)
                                   ^
/usr/include/c++/7/ext/type_traits.h:157:5: note: previous declaration ‘template bool __gnu_cxx::__is_null_pointer(_Type)’
     __is_null_pointer(_Type)
     ^~~~~~~~~~~~~~~~~
/usr/include/c++/7/ext/type_traits.h:162:26: error: ‘nullptr_t’ is not a member of ‘std’
   __is_null_pointer(std::nullptr_t)
                          ^~~~~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
                 from /usr/include/c++/7/exception:142,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/new:120:31: error: declaration of ‘operator new’ as non-function
 void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
                               ^
/usr/include/c++/7/new:120:25: error: ‘size_t’ is not a member of ‘std’
 void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
                         ^~~~~~
/usr/include/c++/7/new:120:25: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
                 from /usr/include/c++/7/exception:142,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/new:122:33: error: declaration of ‘operator new []’ as non-function
 void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
                                 ^
/usr/include/c++/7/new:122:27: error: ‘size_t’ is not a member of ‘std’
 void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
                           ^~~~~~
/usr/include/c++/7/new:122:27: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
                 from /usr/include/c++/7/exception:142,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/new:134:25: error: declaration of ‘operator new’ as non-function
 void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
                         ^~~~~~
/usr/include/c++/7/new:134:25: error: ‘size_t’ is not a member of ‘std’
/usr/include/c++/7/new:134:25: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
                 from /usr/include/c++/7/exception:142,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/new:134:33: error: expected primary-expression before ‘const’
 void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
                                 ^~~~~
/usr/include/c++/7/new:136:27: error: declaration of ‘operator new []’ as non-function
 void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
                           ^~~~~~
/usr/include/c++/7/new:136:27: error: ‘size_t’ is not a member of ‘std’
/usr/include/c++/7/new:136:27: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
                 from /usr/include/c++/7/exception:142,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/new:136:35: error: expected primary-expression before ‘const’
 void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
                                   ^~~~~
/usr/include/c++/7/new:168:32: error: declaration of ‘operator new’ as non-function
 inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
                                ^~~~~~
/usr/include/c++/7/new:168:32: error: ‘size_t’ is not a member of ‘std’
/usr/include/c++/7/new:168:32: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
                 from /usr/include/c++/7/exception:142,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/new:168:40: error: expected primary-expression before ‘void’
 inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
                                        ^~~~
/usr/include/c++/7/new:170:34: error: declaration of ‘operator new []’ as non-function
 inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
                                  ^~~~~~
/usr/include/c++/7/new:170:34: error: ‘size_t’ is not a member of ‘std’
/usr/include/c++/7/new:170:34: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
                 from /usr/include/c++/7/exception:142,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/new:170:42: error: expected primary-expression before ‘void’
 inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
                                          ^~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:362:31: error: ‘std::size_t’ has not been declared
   template
                               ^~~~~~
/usr/include/c++/7/type_traits:363:25: error: ‘_Size’ was not declared in this scope
     struct is_array<_Tp[_Size]>
                         ^~~~~
/usr/include/c++/7/type_traits:363:31: error: template argument 1 is invalid
     struct is_array<_Tp[_Size]>
                               ^
/usr/include/c++/7/type_traits:561:42: error: ‘nullptr_t’ is not a member of ‘std’
     struct __is_null_pointer_helper
                                          ^~~~~~~~~
/usr/include/c++/7/type_traits:561:42: note: suggested alternative:
In file included from /usr/include/c++/7/cstddef:50:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:45,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:444:29: note:   ‘nullptr_t’
   typedef decltype(nullptr) nullptr_t;
                             ^~~~~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:561:42: error: ‘nullptr_t’ is not a member of ‘std’
     struct __is_null_pointer_helper
                                          ^~~~~~~~~
/usr/include/c++/7/type_traits:561:42: note: suggested alternative:
In file included from /usr/include/c++/7/cstddef:50:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:45,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:444:29: note:   ‘nullptr_t’
   typedef decltype(nullptr) nullptr_t;
                             ^~~~~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:561:51: error: template argument 1 is invalid
     struct __is_null_pointer_helper
                                                   ^
/usr/include/c++/7/type_traits:1464:37: error: ‘size_t’ is not a member of ‘std’
     : public integral_constant { };
                                     ^~~~~~
/usr/include/c++/7/type_traits:1464:37: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:1464:37: error: ‘size_t’ is not a member of ‘std’
     : public integral_constant { };
                                     ^~~~~~
/usr/include/c++/7/type_traits:1464:37: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:1464:61: error: template argument 1 is invalid
     : public integral_constant { };
                                                             ^
/usr/include/c++/7/type_traits:1464:61: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1469:37: error: ‘size_t’ is not a member of ‘std’
     : public integral_constant { };
                                     ^~~~~~
/usr/include/c++/7/type_traits:1469:37: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:1469:37: error: ‘size_t’ is not a member of ‘std’
     : public integral_constant { };
                                     ^~~~~~
/usr/include/c++/7/type_traits:1469:37: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:1469:46: error: template argument 1 is invalid
     : public integral_constant { };
                                              ^
/usr/include/c++/7/type_traits:1469:46: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1471:31: error: ‘std::size_t’ has not been declared
   template
                               ^~~~~~
/usr/include/c++/7/type_traits:1472:21: error: ‘_Size’ was not declared in this scope
     struct rank<_Tp[_Size]>
                     ^~~~~
/usr/include/c++/7/type_traits:1472:27: error: template argument 1 is invalid
     struct rank<_Tp[_Size]>
                           ^
/usr/include/c++/7/type_traits:1473:37: error: ‘size_t’ is not a member of ‘std’
     : public integral_constant::value> { };
                                     ^~~~~~
/usr/include/c++/7/type_traits:1473:37: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:1473:37: error: ‘size_t’ is not a member of ‘std’
     : public integral_constant::value> { };
                                     ^~~~~~
/usr/include/c++/7/type_traits:1473:37: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’
 typedef __SIZE_TYPE__ size_t;
                       ^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
                 from /usr/include/c++/7/bits/nested_exception.h:40,
                 from /usr/include/c++/7/exception:143,
                 from /usr/include/c++/7/ios:39,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from Main.cc:18:
/usr/include/c++/7/type_traits:1473:65: error: template argument 1 is invalid
     : public integral_constant::value> { };
                                                                 ^
/usr/include/c++/7/type_traits:1473:65: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1477:37: error: ‘size_t’ is not a member of ‘std’
     : public integral_constant::value> { };
                                     ^~~~~~
/usr/include/c++/7/type_traits:1477:37: note: suggested alternative:
In file included from /usr/include/stdlib.h:31:0,
                 from /usr/include/c++/7/bits/std_abs.h:38,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from Main.cc:18:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note:   ‘size_t’