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View Compilation Error

0_0_39222410_24831.cpp:8:9: error: 'int time' redeclared as different kind of entity
    8 | int a,b,time;//a,b,time,表示a,b城市之间的车程是time小时
      |         ^~~~
In file included from gcc-13.1.0/x86_64-w64-mingw32/include/pthread.h:69,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/x86_64-w64-mingw32/bits/gthr-default.h:35,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/x86_64-w64-mingw32/bits/gthr.h:148,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ext/atomicity.h:35,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ios_base.h:39,
                 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_39222410_24831.cpp:1:
gcc-13.1.0/x86_64-w64-mingw32/include/time.h:256:34: note: previous declaration 'time_t time(time_t*)'
  256 | static __inline time_t __CRTDECL time(time_t *_Time) { return _time64(_Time); }
      |                                  ^~~~
0_0_39222410_24831.cpp: In function 'int main()':
0_0_39222410_24831.cpp:53:26: error: no match for 'operator>>' (operand types are 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} and 'time_t(time_t*)' {aka 'long long int(long long int*)'})
   53 |                 cin>>a>>b>>time;
      |                 ~~~~~~~~~^~~~~~
      |                       |    |
      |                       |    time_t(time_t*) {aka long long int(long long int*)}
      |                       std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/iostream:42:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:325:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  325 |       operator>>(void*& __p)
      |       ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:325:7: note:   conversion of argument 1 would be ill-formed:
0_0_39222410_24831.cpp:53:28: error: invalid conversion from 'time_t (*)(time_t*)' {aka 'long long int (*)(long long int*)'} to 'void*' [-fpermissive]
   53 |                 cin>>a>>b>>time;
      |                            ^~~~
      |                            |
      |                            time_t (*)(time_t*) {aka long long int (*)(long long int*)}
0_0_39222410_24831.cpp:53:28: error: cannot bind rvalue '(void*)time' to 'void*&'
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:201:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  201 |       operator>>(unsigned long long& __n)
      |       ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:201:7: note:   conversion of argument 1 would be ill-formed:
0_0_39222410_24831.cpp:53:28: error: invalid conversion from 'time_t (*)(time_t*)' {aka 'long long int (*)(long long int*)'} to 'long long unsigned int' [-fpermissive]
   53 |                 cin>>a>>b>>time;
      |                            ^~~~
      |                            |
      |                            time_t (*)(time_t*) {aka long long int (*)(long long int*)}
0_0_39222410_24831.cpp:53:28: error: cannot bind rvalue '(long long unsigned int)time' to 'long long unsigned int&'
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:197:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  197 |       operator>>(long long& __n)
      |       ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:197:7: note:   conversion of argument 1 would be ill-formed:
0_0_39222410_24831.cpp:53:28: error: invalid conversion from 'time_t (*)(time_t*)' {aka 'long long int (*)(long long int*)'} to 'long long int' [-fpermissive]
   53 |                 cin>>a>>b>>time;
      |                            ^~~~
      |                            |
      |                            time_t (*)(time_t*) {aka long long int (*)(long long int*)}
0_0_39222410_24831.cpp:53:28: error: cannot bind rvalue '(long long int)time' to 'long long int&'
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:192:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  192 |       operator>>(unsigned long& __n)
      |       ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:192:7: note:   conversion of argument 1 would be ill-formed:
0_0_39222410_24831.cpp:53:28: error: invalid conversion from 'time_t (*)(time_t*)' {aka 'long long int (*)(long long int*)'} to 'long unsigned int' [-fpermissive]
   53 |                 cin>>a>>b>>time;
      |                            ^~~~
      |                            |
      |                            time_t (*)(time_t*) {aka long long int (*)(long long int*)}
0_0_39222410_24831.cpp:53:28: error: cannot bind rvalue '(long unsigned int)time' to 'long unsigned int&'
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:188:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  188 |       operator>>(long& __n)
      |       ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:188:7: note:   conversion of argument 1 would be ill-formed:
0_0_39222410_24831.cpp:53:28: error: invalid conversion from 'time_t (*)(time_t*)' {aka 'long long int (*)(long long int*)'} to 'long int' [-fpermissive]
   53 |                 cin>>a>>b>>time;
      |                            ^~~~
      |                            |
      |                            time_t (*)(time_t*) {aka long long int (*)(long long int*)}
0_0_39222410_24831.cpp:53:28: error: cannot bind rvalue '(long int)time' to 'long int&'
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:184:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  184 |       operator>>(unsigned int& __n)
      |       ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:184:7: note:   conversion of argument 1 would be ill-formed:
0_0_39222410_24831.cpp:53:28: error: invalid conversion from 'time_t (*)(time_t*)' {aka 'long long int (*)(long long int*)'} to 'unsigned int' [-fpermissive]
   53 |                 cin>>a>>b>>time;
      |                            ^~~~
      |                            |
      |                            time_t (*)(time_t*) {aka long long int (*)(long long int*)}
0_0_39222410_24831.cpp:53:28: error: cannot bind rvalue '(unsigned int)time' to 'unsigned int&'
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:181:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  181 |       operator>>(int& __n);
      |       ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:181:7: note:   conversion of argument 1 would be ill-formed:
0_0_39222410_24831.cpp:53:28: error: invalid conversion from 'time_t (*)(time_t*)' {aka 'long long int (*)(long long int*)'} to 'int' [-fpermissive]
   53 |                 cin>>a>>b>>time;
      |                            ^~~~
      |                            |
      |                            time_t (*)(time_t*) {aka long long int (*)(long long int*)}
0_0_39222410_24831.cpp:53:28: error: cannot bind rvalue '(int)time' to 'int&'
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:177:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  177 |       operator>>(unsigned short& __n)
      |       ^~~~~~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/istream:177:7: note:   conversion of argument 1 would be ill-formed:
0_0_39222410_24831.cpp:53:28: error: invalid conversion from 'time_t (*)(time_t*)' {aka 'long long int (*)(long long int*)'} to 'short unsigned int' [-fpermissive]
   53 |                 cin>>a>>b>>time;
      |                            ^~~~
      |                            |
      |                            time_t (*)(time_t*) {aka long long int (*)(long long int*)}
0_0_39222410_24831.cpp:53:28: error: cannot bind rvalue '(short unsigned int)time' to 


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