제출 #139735

실행 실패 (제출 코드 컴파일 에러)

Main.cpp:5:18: error: ‘int select [100001]’ redeclared as different kind of entity
    5 | int select[100001];
      |                  ^
In file included from /usr/include/aarch64-linux-gnu/sys/types.h:179,
                 from /usr/include/stdlib.h:395,
                 from /usr/include/c++/11/bits/std_abs.h:38,
                 from /usr/include/c++/11/cmath:47,
                 from /usr/include/aarch64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from Main.cpp:2:
/usr/include/aarch64-linux-gnu/sys/select.h:102:12: note: previous declaration ‘int select(int, fd_set*, fd_set*, fd_set*, timeval*)’
  102 | extern int select (int __nfds, fd_set *__restrict __readfds,
      |            ^~~~~~
Main.cpp: In function ‘int main()’:
Main.cpp:17:34: error: ISO C++ forbids applying ‘sizeof’ to an expression of function type [-fpermissive]
   17 |         memset(select, 0, sizeof(select));
      |                                 ~^~~~~~~
Main.cpp:17:16: error: invalid conversion from ‘int (*)(int, fd_set*, fd_set*, fd_set*, timeval*)’ to ‘void*’ [-fpermissive]
   17 |         memset(select, 0, sizeof(select));
      |                ^~~~~~
      |                |
      |                int (*)(int, fd_set*, fd_set*, fd_set*, timeval*)
In file included from /usr/include/features.h:486,
                 from /usr/include/aarch64-linux-gnu/c++/11/bits/os_defines.h:39,
                 from /usr/include/aarch64-linux-gnu/c++/11/bits/c++config.h:586,
                 from /usr/include/c++/11/cassert:43,
                 from /usr/include/aarch64-linux-gnu/c++/11/bits/stdc++.h:33,
                 from Main.cpp:2:
/usr/include/aarch64-linux-gnu/bits/string_fortified.h:57:1: note:   initializing argument 1 of ‘void* memset(void*, int, size_t)’
   57 | __NTH (memset (void *__dest, int __ch, size_t __len))
      | ^~~~~
Main.cpp:26:21: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   26 |             select[i] = k;
      |                     ^
Main.cpp:26:23: error: assignment of read-only location ‘*(select + ((sizetype)i))’
   26 |             select[i] = k;
      |             ~~~~~~~~~~^~~
Main.cpp:34:33: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   34 |             int start = select[i];
      |                                 ^
Main.cpp:34:33: error: invalid conversion from ‘int (*)(int, fd_set*, fd_set*, fd_set*, timeval*)’ to ‘int’ [-fpermissive]
   34 |             int start = select[i];
      |                                 ^
      |                                 |
      |                                 int (*)(int, fd_set*, fd_set*, fd_set*, timeval*)
Main.cpp:36:35: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   36 |             int nxt = select[start];
      |                                   ^
Main.cpp:36:35: error: invalid conversion from ‘int (*)(int, fd_set*, fd_set*, fd_set*, timeval*)’ to ‘int’ [-fpermissive]
   36 |             int nxt = select[start];
      |                                   ^
      |                                   |
      |                                   int (*)(int, fd_set*, fd_set*, fd_set*, timeval*)
Main.cpp:40:33: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   40 |                 nxt = select[nxt];
      |                                 ^
Main.cpp:40:33: error: invalid conversion from ‘int (*)(int, fd_set*, fd_set*, fd_set*, timeval*)’ to ‘int’ [-fpermissive]
   40 |                 nxt = select[nxt];
      |                       ~~~~~~~~~~^
      |                                 |
      |                                 int (*)(int, fd_set*, fd_set*, fd_set*, timeval*)