Submission #436438

#	Time	Username	Problem	Language	Result	Execution time	Memory
436438		rGamer	Arranging Shoes (IOI19_shoes)	C++17	Compilation error	0 ms	0 KiB

shoes

#include <bits/stdc++.h>
#define ll long long
#define vi vector<int>

ll count_swaps(vi s) {
  int n = s.size(), ans = 0;
  if(n == 1)
    ans = (s[0] > 0);
  return ans;
}

Compilation message (stderr)

shoes.cpp:3:12: error: 'vector' was not declared in this scope
    3 | #define vi vector<int>
      |            ^~~~~~
shoes.cpp:5:16: note: in expansion of macro 'vi'
    5 | ll count_swaps(vi s) {
      |                ^~
shoes.cpp:3:12: note: suggested alternatives:
    3 | #define vi vector<int>
      |            ^~~~~~
shoes.cpp:5:16: note: in expansion of macro 'vi'
    5 | ll count_swaps(vi s) {
      |                ^~
In file included from /usr/include/c++/10/vector:67,
                 from /usr/include/c++/10/functional:62,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from shoes.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:389:11: note:   'std::vector'
  389 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
In file included from /usr/include/c++/10/functional:62,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from shoes.cpp:1:
/usr/include/c++/10/vector:86:13: note:   'std::pmr::vector'
   86 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
shoes.cpp:3:19: error: expected primary-expression before 'int'
    3 | #define vi vector<int>
      |                   ^~~
shoes.cpp:5:16: note: in expansion of macro 'vi'
    5 | ll count_swaps(vi s) {
      |                ^~