제출 #528679

#제출 시각아이디문제언어결과실행 시간메모리
528679rk42745417Railway Trip 2 (JOI22_ho_t4)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; #define EmiliaMyWife ios::sync_with_stdio(0); cin.tie(0); using ll = int64_t; using ull = uint64_t; using uint = uint32_t; using ld = long double; const int INF = 0x3f3f3f3f; const int MOD = 1e9 + 7; const ll LINF = ll(2e18) + ll(1e15); const double EPS = 1e-8; static int LamyIsCute = []() { EmiliaMyWife return 48763; }(); const int LGN = 19, M = 2e5 + 25, N = 1e5 + 25; pair<int, int> operator+(pair<int, int> a, pair<int, int> b) { return make_pair(min(a.first, b.first), max(a.second, b.second)); } struct segtree { pair<int, int> arr[N << 1], tag[N]; int n; void init(int _n) { n = _n; for(int i = 0; i < n * 2; i++) arr[i] = {INF, -INF}; for(int i = 0; i < n; i++) tag[i] = {INF, -INF}; } void upd(int p, pair<int, int> v) { arr[p] = arr[p] + v; if(p < n) tag[p] = tag[p] + v; } void push(int p) { for(int h = __lg(p); ~h; h--) { int i = p >> h; upd(i, tag[i >> 1]); upd(i ^ 1, tag[i >> 1]); } } void pull(int p) { for(; p > 1; p >>= 1) arr[p >> 1] = arr[p] + arr[p ^ 1] + tag[p >> 1]; } void edt(int l, int r, int v) { int tl = l + n, tr = r + n - 1; for(l += n, r += n; l < r; l >>= 1, r >>= 1) { if(l & 1) upd(l++, {v, -INF}); if(r & 1) upd(--r, {v, -INF}); } pull(tl); pull(tr); } void edt2(int l, int r, int v) { int tl = l + n, tr = r + n - 1; for(l += n, r += n; l < r; l >>= 1, r >>= 1) { if(l & 1) upd(l++, {INF, v}); if(r & 1) upd(--r, {INF, v}); } pull(tl); pull(tr); } pair<int, int> que(int l, int r) { pair<int, int> res = {INF, -INF}; push(l + n); push(r + n - 1); for(l += n, r += n; l < r; l >>= 1, r >>= 1) { if(l & 1) res = res + arr[l++]; if(r & 1) res = res + arr[--r]; } return res; } } tree[LGN]; signed main() { int n, k, m; cin >> n >> k >> m; vector<pair<int, int>> arr(m); for(auto &[a, b] : arr) cin >> a >> b; for(int i = 0; i < LGN; i++) tree[i].init(n + 1); for(int i = 1; i <= n; i++) tree[0].edt(i, i + 1, i), tree[0].edt2(i, i + 1, i); for(const auto &[a, b] : arr) { if(a < b) tree[0].edt2(a, min(b + 1, a + k), b); else tree[0].edt(max(b, a - k + 1), a + 1, b); } for(int i = 1; i < LGN; i++) { for(int j = 1; j <= n; j++) { auto [l, r] = tree[i - 1].que(j, j + 1); auto [a, b] = tree[i - 1].que(l, r + 1); tree[i].edt(j, j + 1, a); tree[i].edt2(j, j + 1, b); } } auto in = [&](int t, auto inter) { return inter.first <= t && t <= inter.second; }; int q; cin >> q; while(q--) { int s, t; cin >> s >> t; if(!in(t, tree[LGN - 1].que(s, s + 1))) cout << "-1\n"; else { int res = 0; pair<int, int> owo = {s, s}; for(int i = LGN - 1; ~i; i--) { auto [l, r] = tree[i].que(owo.first, owo.second + 1); if(!in(t, {l, r})) owo = {l, r}, res |= 1 << i; } cout << res + 1 << '\n'; } } }

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:124:21: error: no match for call to '(main()::<lambda(int, auto:23)>) (int&, <brace-enclosed initializer list>)'
  124 |     if(!in(t, {l, r}))
      |                     ^
Main.cpp:108:12: note: candidate: 'template<class auto:23> main()::<lambda(int, auto:23)>'
  108 |  auto in = [&](int t, auto inter) {
      |            ^
Main.cpp:108:12: note:   template argument deduction/substitution failed:
Main.cpp:124:21: note:   couldn't deduce template parameter 'auto:23'
  124 |     if(!in(t, {l, r}))
      |                     ^