답안 #220279

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
220279 2020-04-07T13:56:02 Z fedoseevtimofey 치료 계획 (JOI20_treatment) C++14
100 / 100
232 ms 17904 KB
#include <iostream>
#include <string>
#include <vector>
#include <queue>
#include <deque>
#include <stack>
#include <set>
#include <map>
#include <unordered_map>
#include <unordered_set>
#include <cstring>
#include <cmath>
#include <cstdlib>
#include <algorithm>
#include <random>
#include <iomanip>
#include <functional>
#include <cassert>
 
using namespace std;
 
typedef long long ll;
 
const ll Inf = 1e18;

struct Node {
  int val, id;
  Node(int val, int id) : val(val), id(id) {}
  Node() : val((int)2e9), id(-1) {}
  Node operator +(const Node &other) const {
    if (val <= other.val) return (*this);
    else return other;
  } 
};

const int N = 2e5 + 7;

Node t[4 * N];

void build(int l, int r, int v, vector <int> &a) {
  if (l == r) {
    t[v] = Node(a[l], l);
  } else {
    int m = (l + r) >> 1;
    build(l, m, 2 * v + 1, a);
    build(m + 1, r, 2 * v + 2, a);
    t[v] = t[2 * v + 1] + t[2 * v + 2];
  }
}

Node get(int ql, int qr, int l, int r, int v) {
  if (qr < l || r < ql) return Node();
  if (ql <= l && r <= qr) return t[v];
  int m = (l + r) >> 1;
  return get(ql, qr, l, m, 2 * v + 1) + get(ql, qr, m + 1, r, 2 * v + 2);
}

void kill(int id, int l, int r, int v) {
  if (l == r) {
    t[v] = Node(); 
  } else {
    int m = (l + r) >> 1;
    if (id <= m) kill(id, l, m, 2 * v + 1);
    else kill(id, m + 1, r, 2 * v + 2);
    t[v] = t[2 * v + 1] + t[2 * v + 2];
  } 
}

int main() {
  ios_base::sync_with_stdio(false); cin.tie(0);
#ifdef LOCAL
  freopen("input.txt", "r", stdin);
#endif
  int n, m;
  cin >> n >> m;
  vector <int> t(m), l(m), r(m), c(m);
  vector <pair <int, int>> cm;
  for (int i = 0; i < m; ++i) {
    cin >> t[i] >> l[i] >> r[i] >> c[i];
    --l[i];
    cm.push_back({l[i] + t[i], i});
  }
  sort(cm.begin(), cm.end());
  vector <int> a(m);
  vector <int> pos(m);
  for (int i = 0; i < m; ++i) {
    int id = cm[i].second;
    a[i] = l[id] - t[id];
    pos[id] = i;
  }
  build(0, m - 1, 0, a);
  // r[i] - t[i] >= l[j] - t[j]
  // r[i] + t[i] >= l[j] + t[j]
  // i -> j
  set <pair <ll, int>> q;
  for (int i = 0; i < m; ++i) {
    if (l[i] == 0) {
      q.insert({c[i], i});
      kill(pos[i], 0, m - 1, 0);
    }
  }
  ll ans = Inf;
  while (!q.empty()) {
    auto p = *q.begin();
    q.erase(q.begin());
    int u = p.second;
    ll cd = p.first;
    if (r[u] == n) ans = min(ans, cd);
    int cr = upper_bound(cm.begin(), cm.end(), make_pair(r[u] + t[u], n)) - cm.begin() - 1;
    while (true) {
      auto nd = get(0, cr, 0, m - 1, 0);
      if (nd.val <= r[u] - t[u]) {
        int v = cm[nd.id].second;
        kill(pos[v], 0, m - 1, 0);
        q.insert({cd + c[v], v});
      } else {
        break;
      }
    }
  }
  if (ans == Inf) cout << "-1\n";
  else cout << ans << '\n';
}
# 결과 실행 시간 메모리 Grader output
1 Correct 123 ms 9712 KB Output is correct
2 Correct 91 ms 9712 KB Output is correct
3 Correct 145 ms 12400 KB Output is correct
4 Correct 137 ms 11372 KB Output is correct
5 Correct 193 ms 15800 KB Output is correct
6 Correct 145 ms 10104 KB Output is correct
7 Correct 126 ms 9712 KB Output is correct
8 Correct 74 ms 9840 KB Output is correct
9 Correct 69 ms 9712 KB Output is correct
10 Correct 74 ms 9792 KB Output is correct
11 Correct 174 ms 15984 KB Output is correct
12 Correct 172 ms 15984 KB Output is correct
13 Correct 198 ms 14320 KB Output is correct
14 Correct 193 ms 14192 KB Output is correct
15 Correct 141 ms 10096 KB Output is correct
16 Correct 144 ms 9840 KB Output is correct
17 Correct 134 ms 9712 KB Output is correct
18 Correct 162 ms 15984 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 6656 KB Output is correct
2 Correct 8 ms 6528 KB Output is correct
3 Correct 8 ms 6656 KB Output is correct
4 Correct 8 ms 6528 KB Output is correct
5 Correct 8 ms 6528 KB Output is correct
6 Correct 8 ms 6656 KB Output is correct
7 Correct 10 ms 6656 KB Output is correct
8 Correct 8 ms 6656 KB Output is correct
9 Correct 8 ms 6528 KB Output is correct
10 Correct 8 ms 6656 KB Output is correct
11 Correct 8 ms 6528 KB Output is correct
12 Correct 8 ms 6528 KB Output is correct
13 Correct 8 ms 6528 KB Output is correct
14 Correct 8 ms 6528 KB Output is correct
15 Correct 8 ms 6528 KB Output is correct
16 Correct 9 ms 6528 KB Output is correct
17 Correct 8 ms 6656 KB Output is correct
18 Correct 9 ms 6528 KB Output is correct
19 Correct 8 ms 6528 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 6656 KB Output is correct
2 Correct 8 ms 6528 KB Output is correct
3 Correct 8 ms 6656 KB Output is correct
4 Correct 8 ms 6528 KB Output is correct
5 Correct 8 ms 6528 KB Output is correct
6 Correct 8 ms 6656 KB Output is correct
7 Correct 10 ms 6656 KB Output is correct
8 Correct 8 ms 6656 KB Output is correct
9 Correct 8 ms 6528 KB Output is correct
10 Correct 8 ms 6656 KB Output is correct
11 Correct 8 ms 6528 KB Output is correct
12 Correct 8 ms 6528 KB Output is correct
13 Correct 8 ms 6528 KB Output is correct
14 Correct 8 ms 6528 KB Output is correct
15 Correct 8 ms 6528 KB Output is correct
16 Correct 9 ms 6528 KB Output is correct
17 Correct 8 ms 6656 KB Output is correct
18 Correct 9 ms 6528 KB Output is correct
19 Correct 8 ms 6528 KB Output is correct
20 Correct 13 ms 6912 KB Output is correct
21 Correct 13 ms 6912 KB Output is correct
22 Correct 13 ms 6784 KB Output is correct
23 Correct 13 ms 6784 KB Output is correct
24 Correct 15 ms 7040 KB Output is correct
25 Correct 15 ms 6784 KB Output is correct
26 Correct 14 ms 6784 KB Output is correct
27 Correct 14 ms 6784 KB Output is correct
28 Correct 15 ms 7040 KB Output is correct
29 Correct 15 ms 6784 KB Output is correct
30 Correct 11 ms 6784 KB Output is correct
31 Correct 11 ms 6780 KB Output is correct
32 Correct 17 ms 7040 KB Output is correct
33 Correct 15 ms 7040 KB Output is correct
34 Correct 14 ms 6784 KB Output is correct
35 Correct 15 ms 7040 KB Output is correct
36 Correct 14 ms 7040 KB Output is correct
37 Correct 15 ms 6784 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 123 ms 9712 KB Output is correct
2 Correct 91 ms 9712 KB Output is correct
3 Correct 145 ms 12400 KB Output is correct
4 Correct 137 ms 11372 KB Output is correct
5 Correct 193 ms 15800 KB Output is correct
6 Correct 145 ms 10104 KB Output is correct
7 Correct 126 ms 9712 KB Output is correct
8 Correct 74 ms 9840 KB Output is correct
9 Correct 69 ms 9712 KB Output is correct
10 Correct 74 ms 9792 KB Output is correct
11 Correct 174 ms 15984 KB Output is correct
12 Correct 172 ms 15984 KB Output is correct
13 Correct 198 ms 14320 KB Output is correct
14 Correct 193 ms 14192 KB Output is correct
15 Correct 141 ms 10096 KB Output is correct
16 Correct 144 ms 9840 KB Output is correct
17 Correct 134 ms 9712 KB Output is correct
18 Correct 162 ms 15984 KB Output is correct
19 Correct 8 ms 6656 KB Output is correct
20 Correct 8 ms 6528 KB Output is correct
21 Correct 8 ms 6656 KB Output is correct
22 Correct 8 ms 6528 KB Output is correct
23 Correct 8 ms 6528 KB Output is correct
24 Correct 8 ms 6656 KB Output is correct
25 Correct 10 ms 6656 KB Output is correct
26 Correct 8 ms 6656 KB Output is correct
27 Correct 8 ms 6528 KB Output is correct
28 Correct 8 ms 6656 KB Output is correct
29 Correct 8 ms 6528 KB Output is correct
30 Correct 8 ms 6528 KB Output is correct
31 Correct 8 ms 6528 KB Output is correct
32 Correct 8 ms 6528 KB Output is correct
33 Correct 8 ms 6528 KB Output is correct
34 Correct 9 ms 6528 KB Output is correct
35 Correct 8 ms 6656 KB Output is correct
36 Correct 9 ms 6528 KB Output is correct
37 Correct 8 ms 6528 KB Output is correct
38 Correct 13 ms 6912 KB Output is correct
39 Correct 13 ms 6912 KB Output is correct
40 Correct 13 ms 6784 KB Output is correct
41 Correct 13 ms 6784 KB Output is correct
42 Correct 15 ms 7040 KB Output is correct
43 Correct 15 ms 6784 KB Output is correct
44 Correct 14 ms 6784 KB Output is correct
45 Correct 14 ms 6784 KB Output is correct
46 Correct 15 ms 7040 KB Output is correct
47 Correct 15 ms 6784 KB Output is correct
48 Correct 11 ms 6784 KB Output is correct
49 Correct 11 ms 6780 KB Output is correct
50 Correct 17 ms 7040 KB Output is correct
51 Correct 15 ms 7040 KB Output is correct
52 Correct 14 ms 6784 KB Output is correct
53 Correct 15 ms 7040 KB Output is correct
54 Correct 14 ms 7040 KB Output is correct
55 Correct 15 ms 6784 KB Output is correct
56 Correct 144 ms 11888 KB Output is correct
57 Correct 155 ms 12716 KB Output is correct
58 Correct 131 ms 9840 KB Output is correct
59 Correct 144 ms 9840 KB Output is correct
60 Correct 134 ms 9712 KB Output is correct
61 Correct 133 ms 11120 KB Output is correct
62 Correct 145 ms 12140 KB Output is correct
63 Correct 130 ms 9848 KB Output is correct
64 Correct 125 ms 9712 KB Output is correct
65 Correct 128 ms 9712 KB Output is correct
66 Correct 124 ms 9708 KB Output is correct
67 Correct 184 ms 10160 KB Output is correct
68 Correct 162 ms 9712 KB Output is correct
69 Correct 147 ms 9712 KB Output is correct
70 Correct 184 ms 11376 KB Output is correct
71 Correct 171 ms 9712 KB Output is correct
72 Correct 153 ms 9712 KB Output is correct
73 Correct 181 ms 9968 KB Output is correct
74 Correct 73 ms 9712 KB Output is correct
75 Correct 73 ms 9712 KB Output is correct
76 Correct 186 ms 15984 KB Output is correct
77 Correct 223 ms 17904 KB Output is correct
78 Correct 197 ms 14188 KB Output is correct
79 Correct 176 ms 9840 KB Output is correct
80 Correct 167 ms 9824 KB Output is correct
81 Correct 80 ms 9716 KB Output is correct
82 Correct 161 ms 10224 KB Output is correct
83 Correct 165 ms 10096 KB Output is correct
84 Correct 175 ms 9840 KB Output is correct
85 Correct 119 ms 9712 KB Output is correct
86 Correct 143 ms 10604 KB Output is correct
87 Correct 134 ms 9712 KB Output is correct
88 Correct 147 ms 9712 KB Output is correct
89 Correct 141 ms 9712 KB Output is correct
90 Correct 230 ms 16116 KB Output is correct
91 Correct 163 ms 12912 KB Output is correct
92 Correct 136 ms 9748 KB Output is correct
93 Correct 175 ms 9968 KB Output is correct
94 Correct 197 ms 10992 KB Output is correct
95 Correct 165 ms 9840 KB Output is correct
96 Correct 230 ms 15860 KB Output is correct
97 Correct 220 ms 15984 KB Output is correct
98 Correct 216 ms 15984 KB Output is correct
99 Correct 220 ms 15984 KB Output is correct
100 Correct 194 ms 16752 KB Output is correct
101 Correct 232 ms 17008 KB Output is correct
102 Correct 223 ms 15984 KB Output is correct
103 Correct 135 ms 10736 KB Output is correct