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Submission #788207

# Submission time Handle Problem Language Result Execution time Memory
788207 2023-07-20T00:30:44 Z tvladm2009 Strange Device (APIO19_strange_device) C++17
100 / 100
 620 ms 100176 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

const ll INF = (ll) 1e18;

ll n, a, b;

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

  // freopen("input", stdin, "r");

  cin >> n >> a >> b;
  ll period = a / __gcd(b + 1, a);
  if (INF / period < b) {
    period = INF;
  } else {
    period *= b;
  }

  map<ll, int> jmen;

  function<void(ll, ll)> add = [&](ll l, ll r) {
    if (r - l + 1 >= period) {
      jmen[0]++;
    } else {
      l %= period;
      r %= period;
      if (l <= r) {
        jmen[l]++;
        jmen[r + 1]--;
      } else {
        jmen[l]++;
        jmen[period]--;

        jmen[0]++;
        jmen[r + 1]--;
      }
    }
  };

  for (int i = 1; i <= n; i++) {
    ll l, r;
    cin >> l >> r;
    add(l, r);
  }

  jmen[period] = 0;

  ll sol = 0;
  int s = 0;
  ll last = 0;
  for (auto &i : jmen) {
    if (s > 0) {
      sol += i.first - last;
    }
    s += i.second;
    last = i.first;
  }

  cout << sol << "\n";

  return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 5 ms 1236 KB Output is correct
3 Correct 5 ms 1236 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 328 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 324 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 5 ms 1224 KB Output is correct
17 Correct 53 ms 10256 KB Output is correct
18 Correct 0 ms 320 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 292 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 191 ms 25372 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 533 ms 99972 KB Output is correct
3 Correct 542 ms 99968 KB Output is correct
4 Correct 607 ms 100040 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 533 ms 99972 KB Output is correct
3 Correct 542 ms 99968 KB Output is correct
4 Correct 607 ms 100040 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 557 ms 100048 KB Output is correct
7 Correct 579 ms 100176 KB Output is correct
8 Correct 539 ms 99952 KB Output is correct
9 Correct 614 ms 99944 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 533 ms 99972 KB Output is correct
3 Correct 542 ms 99968 KB Output is correct
4 Correct 607 ms 100040 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 51 ms 10192 KB Output is correct
7 Correct 45 ms 10236 KB Output is correct
8 Correct 49 ms 10188 KB Output is correct
9 Correct 54 ms 10188 KB Output is correct
10 Correct 47 ms 10232 KB Output is correct
11 Correct 46 ms 10200 KB Output is correct
12 Correct 48 ms 10196 KB Output is correct
13 Correct 50 ms 10224 KB Output is correct
14 Correct 45 ms 10312 KB Output is correct
15 Correct 55 ms 10280 KB Output is correct
16 Correct 56 ms 10260 KB Output is correct
17 Correct 48 ms 10280 KB Output is correct
18 Correct 567 ms 100092 KB Output is correct
19 Correct 616 ms 100036 KB Output is correct
20 Correct 598 ms 100044 KB Output is correct
21 Correct 48 ms 10184 KB Output is correct
22 Correct 49 ms 10188 KB Output is correct
23 Correct 89 ms 12840 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 56 ms 10196 KB Output is correct
3 Correct 52 ms 10188 KB Output is correct
4 Correct 616 ms 100056 KB Output is correct
5 Correct 54 ms 10296 KB Output is correct
6 Correct 67 ms 10288 KB Output is correct
7 Correct 55 ms 10220 KB Output is correct
8 Correct 58 ms 10240 KB Output is correct
9 Correct 51 ms 10284 KB Output is correct
10 Correct 48 ms 10240 KB Output is correct
11 Correct 49 ms 10188 KB Output is correct
12 Correct 48 ms 10188 KB Output is correct
13 Correct 53 ms 10252 KB Output is correct
14 Correct 620 ms 99992 KB Output is correct
15 Correct 47 ms 10272 KB Output is correct
16 Correct 545 ms 100020 KB Output is correct
17 Correct 539 ms 99952 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #8
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 5 ms 1236 KB Output is correct
3 Correct 5 ms 1236 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 328 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 324 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 5 ms 1224 KB Output is correct
17 Correct 53 ms 10256 KB Output is correct
18 Correct 0 ms 320 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 292 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 328 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 191 ms 25372 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 533 ms 99972 KB Output is correct
31 Correct 542 ms 99968 KB Output is correct
32 Correct 607 ms 100040 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 557 ms 100048 KB Output is correct
35 Correct 579 ms 100176 KB Output is correct
36 Correct 539 ms 99952 KB Output is correct
37 Correct 614 ms 99944 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 51 ms 10192 KB Output is correct
40 Correct 45 ms 10236 KB Output is correct
41 Correct 49 ms 10188 KB Output is correct
42 Correct 54 ms 10188 KB Output is correct
43 Correct 47 ms 10232 KB Output is correct
44 Correct 46 ms 10200 KB Output is correct
45 Correct 48 ms 10196 KB Output is correct
46 Correct 50 ms 10224 KB Output is correct
47 Correct 45 ms 10312 KB Output is correct
48 Correct 55 ms 10280 KB Output is correct
49 Correct 56 ms 10260 KB Output is correct
50 Correct 48 ms 10280 KB Output is correct
51 Correct 567 ms 100092 KB Output is correct
52 Correct 616 ms 100036 KB Output is correct
53 Correct 598 ms 100044 KB Output is correct
54 Correct 48 ms 10184 KB Output is correct
55 Correct 49 ms 10188 KB Output is correct
56 Correct 89 ms 12840 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 56 ms 10196 KB Output is correct
59 Correct 52 ms 10188 KB Output is correct
60 Correct 616 ms 100056 KB Output is correct
61 Correct 54 ms 10296 KB Output is correct
62 Correct 67 ms 10288 KB Output is correct
63 Correct 55 ms 10220 KB Output is correct
64 Correct 58 ms 10240 KB Output is correct
65 Correct 51 ms 10284 KB Output is correct
66 Correct 48 ms 10240 KB Output is correct
67 Correct 49 ms 10188 KB Output is correct
68 Correct 48 ms 10188 KB Output is correct
69 Correct 53 ms 10252 KB Output is correct
70 Correct 620 ms 99992 KB Output is correct
71 Correct 47 ms 10272 KB Output is correct
72 Correct 545 ms 100020 KB Output is correct
73 Correct 539 ms 99952 KB Output is correct
74 Correct 1 ms 212 KB Output is correct
75 Correct 1 ms 212 KB Output is correct
76 Correct 1 ms 212 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 1 ms 212 KB Output is correct
79 Correct 8 ms 1300 KB Output is correct
80 Correct 569 ms 65008 KB Output is correct
81 Correct 575 ms 64948 KB Output is correct
82 Correct 577 ms 64716 KB Output is correct
83 Correct 582 ms 64828 KB Output is correct
84 Correct 594 ms 65008 KB Output is correct
85 Correct 565 ms 64972 KB Output is correct
86 Correct 85 ms 12832 KB Output is correct
87 Correct 1 ms 212 KB Output is correct