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Submission #762919

# Submission time Handle Problem Language Result Execution time Memory
762919 2023-06-22T01:25:03 Z vfpx07 Just Long Neckties (JOI20_ho_t1) C++14
100 / 100
 210 ms 17816 KB 
#include <bits/stdc++.h>

using namespace std;

const int N = 200005;

struct segment_tree {
  int mx[4 * N];
  
  segment_tree() {
    memset(mx, -0x3f, sizeof(mx));
  }
  
  void upd(int id, int tl, int tr, int pos, int val) {
    if (tl == tr) {
      mx[id] = val;
      return;
    }
    int tm = tl + tr >> 1;
    if (pos <= tm) {
      upd(id << 1, tl, tm, pos, val); 
    } else if (tm + 1 <= pos) {
      upd(id << 1 | 1, tm + 1, tr, pos, val);
    }
    mx[id] = max(mx[id << 1], mx[id << 1 | 1]);
  }
};

int n;
int a[N], b[N];
int c[N], ans[N];
segment_tree st;
set<pair<int, int>> s;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cin >> n;
  for (int i = 1; i <= n + 1; i++) {
    cin >> a[i];
    c[i] = a[i];
  }
  for (int i = 1; i <= n; i++) {
    cin >> b[i];
  }
  sort(b + 1, b + n + 1);
  sort(a + 1, a + n + 2);
  for (int i = 1; i <= n + 1; i++) {
    s.insert({a[i], i});
  }
  for (int i = 1; i <= n; i++) {
    st.upd(1, 1, n, i, a[i + 1] - b[i]);
  }
  ans[1] = max(0, st.mx[1]);
  for (int i = 2; i <= n + 1; i++) {
    st.upd(1, 1, n, i - 1, a[i - 1] - b[i - 1]);
    ans[i] = max(0, st.mx[1]);
  }
  for (int i = 1; i <= n + 1; i++) {
    auto it = s.lower_bound({c[i], -1});
    cout << ans[it->second] << ' ';
    s.erase(it);
  }
  return 0;
}

Compilation message

ho_t1.cpp: In member function 'void segment_tree::upd(int, int, int, int, int)':
ho_t1.cpp:19:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   19 |     int tm = tl + tr >> 1;
      |              ~~~^~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 3412 KB Output is correct
2 Correct 1 ms 3412 KB Output is correct
3 Correct 1 ms 3412 KB Output is correct
4 Correct 1 ms 3412 KB Output is correct
5 Correct 1 ms 3412 KB Output is correct
6 Correct 2 ms 3412 KB Output is correct
7 Correct 1 ms 3412 KB Output is correct
8 Correct 1 ms 3412 KB Output is correct
9 Correct 1 ms 3412 KB Output is correct
10 Correct 1 ms 3412 KB Output is correct
11 Correct 1 ms 3412 KB Output is correct
12 Correct 1 ms 3428 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 3412 KB Output is correct
2 Correct 1 ms 3412 KB Output is correct
3 Correct 1 ms 3412 KB Output is correct
4 Correct 1 ms 3412 KB Output is correct
5 Correct 1 ms 3412 KB Output is correct
6 Correct 2 ms 3412 KB Output is correct
7 Correct 1 ms 3412 KB Output is correct
8 Correct 1 ms 3412 KB Output is correct
9 Correct 1 ms 3412 KB Output is correct
10 Correct 1 ms 3412 KB Output is correct
11 Correct 1 ms 3412 KB Output is correct
12 Correct 1 ms 3428 KB Output is correct
13 Correct 1 ms 3412 KB Output is correct
14 Correct 2 ms 3540 KB Output is correct
15 Correct 2 ms 3540 KB Output is correct
16 Correct 1 ms 3412 KB Output is correct
17 Correct 4 ms 3540 KB Output is correct
18 Correct 2 ms 3540 KB Output is correct
19 Correct 3 ms 3576 KB Output is correct
20 Correct 2 ms 3540 KB Output is correct
21 Correct 2 ms 3524 KB Output is correct
22 Correct 2 ms 3540 KB Output is correct
23 Correct 3 ms 3540 KB Output is correct
24 Correct 2 ms 3540 KB Output is correct
25 Correct 2 ms 3540 KB Output is correct
26 Correct 2 ms 3540 KB Output is correct
27 Correct 2 ms 3540 KB Output is correct
28 Correct 2 ms 3540 KB Output is correct
29 Correct 2 ms 3540 KB Output is correct
30 Correct 2 ms 3540 KB Output is correct
31 Correct 2 ms 3540 KB Output is correct
32 Correct 3 ms 3540 KB Output is correct

Subtask #3
91.0 / 91.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 3412 KB Output is correct
2 Correct 1 ms 3412 KB Output is correct
3 Correct 1 ms 3412 KB Output is correct
4 Correct 1 ms 3412 KB Output is correct
5 Correct 1 ms 3412 KB Output is correct
6 Correct 2 ms 3412 KB Output is correct
7 Correct 1 ms 3412 KB Output is correct
8 Correct 1 ms 3412 KB Output is correct
9 Correct 1 ms 3412 KB Output is correct
10 Correct 1 ms 3412 KB Output is correct
11 Correct 1 ms 3412 KB Output is correct
12 Correct 1 ms 3428 KB Output is correct
13 Correct 1 ms 3412 KB Output is correct
14 Correct 2 ms 3540 KB Output is correct
15 Correct 2 ms 3540 KB Output is correct
16 Correct 1 ms 3412 KB Output is correct
17 Correct 4 ms 3540 KB Output is correct
18 Correct 2 ms 3540 KB Output is correct
19 Correct 3 ms 3576 KB Output is correct
20 Correct 2 ms 3540 KB Output is correct
21 Correct 2 ms 3524 KB Output is correct
22 Correct 2 ms 3540 KB Output is correct
23 Correct 3 ms 3540 KB Output is correct
24 Correct 2 ms 3540 KB Output is correct
25 Correct 2 ms 3540 KB Output is correct
26 Correct 2 ms 3540 KB Output is correct
27 Correct 2 ms 3540 KB Output is correct
28 Correct 2 ms 3540 KB Output is correct
29 Correct 2 ms 3540 KB Output is correct
30 Correct 2 ms 3540 KB Output is correct
31 Correct 2 ms 3540 KB Output is correct
32 Correct 3 ms 3540 KB Output is correct
33 Correct 188 ms 16836 KB Output is correct
34 Correct 210 ms 17376 KB Output is correct
35 Correct 168 ms 16996 KB Output is correct
36 Correct 175 ms 17432 KB Output is correct
37 Correct 188 ms 17816 KB Output is correct
38 Correct 177 ms 17740 KB Output is correct
39 Correct 202 ms 16772 KB Output is correct
40 Correct 199 ms 16684 KB Output is correct
41 Correct 191 ms 16848 KB Output is correct
42 Correct 196 ms 16752 KB Output is correct
43 Correct 209 ms 16628 KB Output is correct
44 Correct 191 ms 16184 KB Output is correct
45 Correct 196 ms 16380 KB Output is correct
46 Correct 170 ms 16172 KB Output is correct
47 Correct 138 ms 16460 KB Output is correct
48 Correct 148 ms 16480 KB Output is correct
49 Correct 193 ms 17024 KB Output is correct
50 Correct 188 ms 17052 KB Output is correct
51 Correct 182 ms 17020 KB Output is correct
52 Correct 181 ms 17052 KB Output is correct
53 Correct 179 ms 17124 KB Output is correct