제출 #1339558

#제출 시각아이디문제언어결과실행 시간메모리
1339558tuanhung0Airplane (NOI23_airplane)C++20
컴파일 에러
0 ms0 KiB
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define fi first
#define se second
#define pb emplace_back
const int mod = 1e9 + 7;
const int nmax = 2e5 + 5;
int n, m, a[nmax], suf[nmax];
pair<int, int> d1[nmax], dn[nmax];
vector<int> adj[nmax];

void sub1() { // full
    for (int i = n; i >= 1; --i) suf[i] = max(suf[i + 1], a[i]);
    int cur = 0, ans = 0;
    for (int i = 1; i < n; ++i) {
        while (cur < a[i + 1] - 1) {
            ++cur;
            ++ans;
        }

        if (cur < suf[i + 1]) ++cur;
        else if (cur > suf[i + 1]) --cur;
        ++ans;
    }

    cout << ans + cur;
}

struct node {
    int dist, idx, h;

    node(int _dist, int _idx, int _h) : dist(_dist), idx(_idx), h(_h) {}

    bool operator < (const node &other) const {
        return dist < other.dist;
    }

    bool operator > (const node &other) const {
        return dist > other.dist;
    }
};

void dijkstra(int s, int d[]) {
    priority_queue<node, vector<node>, greater<node>> pq;
    pq.push(node(0, s, 0));
    d[s] = {0, 0};
    int dis, u, cur;
    while (!pq.empty()) {
        node tp = pq.top();
        dis = tp.dist;
        u = tp.idx;
        cur = tp.h;
        pq.pop();
        if (dis > d[u].fi || (dis == d[u].fi && cur < d[u].se)) continue;
        for (int v : adj[u]) {
            int newdist = dis + 1 + max(0, a[v] - cur - 1);
            if (newdist < d[v].fi) {
                d[v] = {newdist, max(a[v], cur + 1)};
                pq.push(node(newdist, v, max(cur + 1, a[v])));
            } else if (newdist == d[v] && max(cur + 1, a[v]) > d[v].se) {
                d[v].se = max(cur + 1, a[v]);
                pq.push(node(newdist, v, max(cur + 1, a[v])));
            }
        }
    }
}

void sub4() {
    if (n == 2) {
        cout << 1;
        return;
    }

    fill(d1 + 1, d1 + 1 + n, 1000000000);
    dijkstra(1, d1);
    // for (int i = 1; i <= n; ++i) cout << d1[i].fi << ' ' << d1[i].se << '\n';
    fill(dn + 1, dn + 1 + n, 1000000000);
    dijkstra(n, dn);
    // for (int i = 1; i <= n; ++i) cout << dn[i].fi << ' ' << dn[i].se << '\n';

    int ans = INT_MAX;
    for (int i = 2; i < n; ++i) {
        ans = min(ans, d1[i] + dn[i]);
    }

    cout << ans;
}

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);

    if (fopen("test.inp", "r")) {
        freopen("test.inp", "r", stdin);
        freopen("test.out", "w", stdout);
    }

    cin >> n >> m;
    bool checksub1 = (m == n - 1);
    for (int i = 1; i <= n; ++i) cin >> a[i];
    for (int i = 1; i <= m; ++i) {
        int u, v; cin >> u >> v;
        adj[u].pb(v);
        adj[v].pb(u);
        if (u != i || v != i + 1) checksub1 = 0;
    }

    sub4();

    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'void dijkstra(int, int*)':
Main.cpp:47:17: error: cannot convert '<brace-enclosed initializer list>' to 'int' in assignment
   47 |     d[s] = {0, 0};
      |                 ^
Main.cpp:4:12: error: request for member 'first' in '*(d + ((sizetype)(((long unsigned int)u) * 4)))', which is of non-class type 'int'
    4 | #define fi first
      |            ^~~~~
Main.cpp:55:24: note: in expansion of macro 'fi'
   55 |         if (dis > d[u].fi || (dis == d[u].fi && cur < d[u].se)) continue;
      |                        ^~
Main.cpp:4:12: error: request for member 'first' in '*(d + ((sizetype)(((long unsigned int)u) * 4)))', which is of non-class type 'int'
    4 | #define fi first
      |            ^~~~~
Main.cpp:55:43: note: in expansion of macro 'fi'
   55 |         if (dis > d[u].fi || (dis == d[u].fi && cur < d[u].se)) continue;
      |                                           ^~
Main.cpp:5:12: error: request for member 'second' in '*(d + ((sizetype)(((long unsigned int)u) * 4)))', which is of non-class type 'int'
    5 | #define se second
      |            ^~~~~~
Main.cpp:55:60: note: in expansion of macro 'se'
   55 |         if (dis > d[u].fi || (dis == d[u].fi && cur < d[u].se)) continue;
      |                                                            ^~
Main.cpp:4:12: error: request for member 'first' in '*(d + ((sizetype)(((long unsigned int)v) * 4)))', which is of non-class type 'int'
    4 | #define fi first
      |            ^~~~~
Main.cpp:58:32: note: in expansion of macro 'fi'
   58 |             if (newdist < d[v].fi) {
      |                                ^~
Main.cpp:59:52: error: cannot convert '<brace-enclosed initializer list>' to 'int' in assignment
   59 |                 d[v] = {newdist, max(a[v], cur + 1)};
      |                                                    ^
Main.cpp:5:12: error: request for member 'second' in '*(d + ((sizetype)(((long unsigned int)v) * 4)))', which is of non-class type 'int'
    5 | #define se second
      |            ^~~~~~
Main.cpp:61:69: note: in expansion of macro 'se'
   61 |             } else if (newdist == d[v] && max(cur + 1, a[v]) > d[v].se) {
      |                                                                     ^~
Main.cpp:5:12: error: request for member 'second' in '*(d + ((sizetype)(((long unsigned int)v) * 4)))', which is of non-class type 'int'
    5 | #define se second
      |            ^~~~~~
Main.cpp:62:22: note: in expansion of macro 'se'
   62 |                 d[v].se = max(cur + 1, a[v]);
      |                      ^~
Main.cpp: In function 'void sub4()':
Main.cpp:76:17: error: cannot convert 'std::pair<int, int>*' to 'int*'
   76 |     dijkstra(1, d1);
      |                 ^~
      |                 |
      |                 std::pair<int, int>*
Main.cpp:44:26: note:   initializing argument 2 of 'void dijkstra(int, int*)'
   44 | void dijkstra(int s, int d[]) {
      |                      ~~~~^~~
Main.cpp:79:17: error: cannot convert 'std::pair<int, int>*' to 'int*'
   79 |     dijkstra(n, dn);
      |                 ^~
      |                 |
      |                 std::pair<int, int>*
Main.cpp:44:26: note:   initializing argument 2 of 'void dijkstra(int, int*)'
   44 | void dijkstra(int s, int d[]) {
      |                      ~~~~^~~
Main.cpp:84:30: error: no match for 'operator+' (operand types are 'std::pair<int, int>' and 'std::pair<int, int>')
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                        ~~~~~ ^ ~~~~~
      |                            |       |
      |                            |       pair<[...],[...]>
      |                            pair<[...],[...]>
In file included from /usr/include/c++/13/bits/stl_algobase.h:67,
                 from /usr/include/c++/13/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51,
                 from Main.cpp:1:
/usr/include/c++/13/bits/stl_iterator.h:634:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_IteratorL> std::operator+(typename reverse_iterator<_IteratorL>::difference_type, const reverse_iterator<_IteratorL>&)'
  634 |     operator+(typename reverse_iterator<_Iterator>::difference_type __n,
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_iterator.h:634:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::reverse_iterator<_IteratorL>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/stl_iterator.h:1808:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename move_iterator<_IteratorL>::difference_type, const move_iterator<_IteratorL>&)'
 1808 |     operator+(typename move_iterator<_Iterator>::difference_type __n,
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_iterator.h:1808:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::move_iterator<_IteratorL>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
In file included from /usr/include/c++/13/string:54,
                 from /usr/include/c++/13/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:52:
/usr/include/c++/13/bits/basic_string.h:3553:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3553 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3553:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3571:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3571 |     operator+(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3571:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   mismatched types 'const _CharT*' and 'std::pair<int, int>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3590:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3590 |     operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3590:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3607:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
 3607 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3607:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3625:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)'
 3625 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3625:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3637:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3637 |     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3637:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3644:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
 3644 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3644:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3651:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
 3651 |     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3651:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3674:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
 3674 |     operator+(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3674:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   mismatched types 'const _CharT*' and 'std::pair<int, int>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3681:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, __cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
 3681 |     operator+(_CharT __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3681:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3688:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)'
 3688 |     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3688:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/basic_string.h:3695:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)'
 3695 |     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/basic_string.h:3695:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
In file included from /usr/include/c++/13/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:127:
/usr/include/c++/13/complex:335:5: note: candidate: 'template<class _Tp> constexpr std::complex<_Tp> std::operator+(const complex<_Tp>&, const complex<_Tp>&)'
  335 |     operator+(const complex<_Tp>& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/13/complex:335:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::complex<_Tp>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/complex:344:5: note: candidate: 'template<class _Tp> constexpr std::complex<_Tp> std::operator+(const complex<_Tp>&, const _Tp&)'
  344 |     operator+(const complex<_Tp>& __x, const _Tp& __y)
      |     ^~~~~~~~
/usr/include/c++/13/complex:344:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::complex<_Tp>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/complex:353:5: note: candidate: 'template<class _Tp> constexpr std::complex<_Tp> std::operator+(const _Tp&, const complex<_Tp>&)'
  353 |     operator+(const _Tp& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/13/complex:353:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::complex<_Tp>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/complex:454:5: note: candidate: 'template<class _Tp> constexpr std::complex<_Tp> std::operator+(const complex<_Tp>&)'
  454 |     operator+(const complex<_Tp>& __x)
      |     ^~~~~~~~
/usr/include/c++/13/complex:454:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::complex<_Tp>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
In file included from /usr/include/c++/13/valarray:605,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:166:
/usr/include/c++/13/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const _Expr<_Dom1, typename _Dom1::value_type>&, const _Expr<_Dom2, typename _Dom2::value_type>&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const _Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const typename _Dom::value_type&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const _Expr<_Dom1, typename _Dom1::value_type>&, const valarray<typename _Dom::value_type>&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/valarray_after.h:405:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__plus, typename _Dom1::value_type>::result_type> std::operator+(const valarray<typename _Dom::value_type>&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
  405 |     _DEFINE_EXPR_BINARY_OPERATOR(+, struct std::__plus)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/valarray_after.h:405:5: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/valarray:1196:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const valarray<_Tp>&, const valarray<_Tp>&)'
 1196 | _DEFINE_BINARY_OPERATOR(+, __plus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/valarray:1196:1: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::valarray<_Tp>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/valarray:1196:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const valarray<_Tp>&, const typename valarray<_Tp>::value_type&)'
 1196 | _DEFINE_BINARY_OPERATOR(+, __plus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/valarray:1196:1: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::valarray<_Tp>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/valarray:1196:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__plus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__plus, _Tp>::result_type> std::operator+(const typename valarray<_Tp>::value_type&, const valarray<_Tp>&)'
 1196 | _DEFINE_BINARY_OPERATOR(+, __plus)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/valarray:1196:1: note:   template argument deduction/substitution failed:
Main.cpp:84:36: note:   'std::pair<int, int>' is not derived from 'const std::valarray<_Tp>'
   84 |         ans = min(ans, d1[i] + dn[i]);
      |                                    ^
/usr/include/c++/13/bits/stl_algobase.h: In instantiation of 'constexpr typename __gnu_cxx::__enable_if<std::__is_scalar<_Tp>::__value, void>::__type std::__fill_a1(_ForwardIterator, _ForwardIterator, const _Tp&) [with _ForwardIterator = pair<int, int>*; _Tp = int; typename __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, void>::__type = void]':
/usr/include/c++/13/bits/stl_algobase.h:977:21:   required from 'constexpr void std::__fill_a(_FIte, _FIte, const _Tp&) [with _FIte = pair<int, int>*; _Tp = int]'
/usr/include/c++/13/bits/stl_algobase.h:1007:20:   required from 'constexpr void std::fill(_ForwardIterator, _ForwardIterator, const _Tp&) [with _ForwardIterator = pair<int, int>*; _Tp = int]'
Main.cpp:75:9:   required from here
/usr/include/c++/13/bits/stl_algobase.h:931:18: error: no match for 'operator=' (operand types are 'std::pair<int, int>' and 'const int')
  931 |         *__first = __tmp;
      |         ~~~~~~~~~^~~~~~~
In file included from /usr/include/c++/13/bits/stl_algobase.h:64:
/usr/include/c++/13/bits/stl_pair.h:439:9: note: candidate: 'template<class _U1, class _U2> constexpr std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(const std::pair<_U1, _U2>&) requires  _S_assignable<const _U1&, const _U2&>() [with _U2 = _U1; _T1 = int; _T2 = int]'
  439 |         operator=(const pair<_U1, _U2>& __p)
      |         ^~~~~~~~
/usr/include/c++/13/bits/stl_pair.h:439:9: note:   template argument deduction/substitution failed:
/usr/include/c++/13/bits/stl_algobase.h:931:18: note:   mismatched types 'const std::pair<_T1, _T2>' and 'const int'
  931 |         *__first = __tmp;
      |         ~~~~~~~~~^~~~~~~
/usr/include/c++/13/bits/stl_pair.h:451:9: note: candidate: 'template<class _U1, class _U2> constexpr std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(std::pair<_U1, _U2>&&) requires  _S_assignable<_U1, _U2>() [with _U2 = _U1; _T1 = int; _T2 = int]'
  451 |         operator=(pair<_U1, _U2>&& __p)
      |         ^~~~~~~~
/usr/include/c++/13/bits/stl_pair.h:451:9: note:   template argument deduction/substitution failed:
/usr/include/c++/13/bits/stl_algobase.h:931:18: note:   mismatched types 'std::pair<_T1, _T2>' and 'const int'
  931 |         *__first = __tmp;
      |         ~~~~~~~~~^~~~~~~
/usr/include/c++/13/bits/stl_pair.h:416:7: note: candidate: 'constexpr std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(const std::pair<_T1, _T2>&) requires  _S_assignable<const _T1&, const _T2&>() [with _T1 = int; _T2 = int]'
  416 |       operator=(const pair& __p)
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_pair.h:416:29: note:   no known conversion for argument 1 from 'const int' to 'const std::pair<int, int>&'
  416 |       operator=(const pair& __p)
      |                 ~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_pair.h:427:7: note: candidate: 'constexpr std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(std::pair<_T1, _T2>&&) requires  _S_assignable<_T1, _T2>() [with _T1 = int; _T2 = int]'
  427 |       operator=(pair&& __p)
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_pair.h:427:24: note:   no known conversion for argument 1 from 'const int' to 'std::pair<int, int>&&'
  427 |       operator=(pair&& __p)
      |                 ~~~~~~~^~~
Main.cpp: In function 'int main()':
Main.cpp:95:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   95 |         freopen("test.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:96:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   96 |         freopen("test.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~