Submission #800968

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
800968	2023-08-02T03:07:57 Z	abczz	Strange Device (APIO19_strange_device)	C++17	100 / 100	1194 ms	69040 KB

strange_device

#include <iostream>
#include <numeric>
#include <array>
#include <algorithm>
#include <vector>
#define ll long long

using namespace std;

ll n, a, b, l, r, x, y, z;
string S;
vector <array<__int128, 2>> V;
__int128 cl, cr, k, p, f;

void print(__int128 v) {
  S.clear();
  while (v) {
    S.push_back(char('0'+v%10));
    v /= 10;
  }
  if (S.empty()) S.push_back('0');
  reverse(S.begin(), S.end());
  cout << S << '\n';
}
int main() {
  cin >> n >> a >> b;
  x = (b+1)%a, y = a;
  z = gcd(x, y);
  k = y/z;
  k *= b;
  for (int i=0; i<n; ++i) {
    cin >> l >> r;
    cl = l, cr = r;
    cr = min(cl+k-1, cr);
    cl %= k;
    cr %= k;
    if (cl > cr) {
      V.push_back({cl, k-1});
      V.push_back({0, cr});
    }
    else V.push_back({cl, cr});
  }
  sort(V.begin(), V.end());
  p = -1;
  for (auto [l, r] : V) {
    if (l <= p && p <= r) {
      f += r-p;
    }
    else if (p < l) {
      f += r-l+1;
    }
    p = max(p, r);
  }
  print(f);
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	14 ms	1332 KB	Output is correct
3	Correct	11 ms	1276 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 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	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	296 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	11 ms	1232 KB	Output is correct
17	Correct	114 ms	7280 KB	Output is correct
18	Correct	1 ms	212 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	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct

Subtask #3
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	300 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	2 ms	364 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	771 ms	56924 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1113 ms	68952 KB	Output is correct
3	Correct	1056 ms	68852 KB	Output is correct
4	Correct	1083 ms	69000 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1113 ms	68952 KB	Output is correct
3	Correct	1056 ms	68852 KB	Output is correct
4	Correct	1083 ms	69000 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1100 ms	69028 KB	Output is correct
7	Correct	1117 ms	68864 KB	Output is correct
8	Correct	1044 ms	68928 KB	Output is correct
9	Correct	1175 ms	68852 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1113 ms	68952 KB	Output is correct
3	Correct	1056 ms	68852 KB	Output is correct
4	Correct	1083 ms	69000 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	102 ms	7220 KB	Output is correct
7	Correct	107 ms	7228 KB	Output is correct
8	Correct	103 ms	7192 KB	Output is correct
9	Correct	111 ms	7356 KB	Output is correct
10	Correct	101 ms	7180 KB	Output is correct
11	Correct	105 ms	7220 KB	Output is correct
12	Correct	103 ms	7172 KB	Output is correct
13	Correct	108 ms	7196 KB	Output is correct
14	Correct	101 ms	7228 KB	Output is correct
15	Correct	109 ms	7256 KB	Output is correct
16	Correct	107 ms	7160 KB	Output is correct
17	Correct	106 ms	7268 KB	Output is correct
18	Correct	1073 ms	68824 KB	Output is correct
19	Correct	1051 ms	68880 KB	Output is correct
20	Correct	1184 ms	68928 KB	Output is correct
21	Correct	108 ms	7152 KB	Output is correct
22	Correct	103 ms	7152 KB	Output is correct
23	Correct	353 ms	26768 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	106 ms	7200 KB	Output is correct
3	Correct	112 ms	7216 KB	Output is correct
4	Correct	1194 ms	68904 KB	Output is correct
5	Correct	108 ms	7264 KB	Output is correct
6	Correct	106 ms	7256 KB	Output is correct
7	Correct	107 ms	7252 KB	Output is correct
8	Correct	109 ms	7188 KB	Output is correct
9	Correct	115 ms	7264 KB	Output is correct
10	Correct	154 ms	7216 KB	Output is correct
11	Correct	106 ms	7216 KB	Output is correct
12	Correct	105 ms	7212 KB	Output is correct
13	Correct	107 ms	7196 KB	Output is correct
14	Correct	1118 ms	68856 KB	Output is correct
15	Correct	106 ms	7184 KB	Output is correct
16	Correct	1045 ms	68836 KB	Output is correct
17	Correct	1058 ms	68980 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	14 ms	1332 KB	Output is correct
3	Correct	11 ms	1276 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 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	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	296 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	11 ms	1232 KB	Output is correct
17	Correct	114 ms	7280 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	300 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	2 ms	364 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	771 ms	56924 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	1113 ms	68952 KB	Output is correct
31	Correct	1056 ms	68852 KB	Output is correct
32	Correct	1083 ms	69000 KB	Output is correct
33	Correct	1 ms	212 KB	Output is correct
34	Correct	1100 ms	69028 KB	Output is correct
35	Correct	1117 ms	68864 KB	Output is correct
36	Correct	1044 ms	68928 KB	Output is correct
37	Correct	1175 ms	68852 KB	Output is correct
38	Correct	1 ms	212 KB	Output is correct
39	Correct	102 ms	7220 KB	Output is correct
40	Correct	107 ms	7228 KB	Output is correct
41	Correct	103 ms	7192 KB	Output is correct
42	Correct	111 ms	7356 KB	Output is correct
43	Correct	101 ms	7180 KB	Output is correct
44	Correct	105 ms	7220 KB	Output is correct
45	Correct	103 ms	7172 KB	Output is correct
46	Correct	108 ms	7196 KB	Output is correct
47	Correct	101 ms	7228 KB	Output is correct
48	Correct	109 ms	7256 KB	Output is correct
49	Correct	107 ms	7160 KB	Output is correct
50	Correct	106 ms	7268 KB	Output is correct
51	Correct	1073 ms	68824 KB	Output is correct
52	Correct	1051 ms	68880 KB	Output is correct
53	Correct	1184 ms	68928 KB	Output is correct
54	Correct	108 ms	7152 KB	Output is correct
55	Correct	103 ms	7152 KB	Output is correct
56	Correct	353 ms	26768 KB	Output is correct
57	Correct	1 ms	212 KB	Output is correct
58	Correct	106 ms	7200 KB	Output is correct
59	Correct	112 ms	7216 KB	Output is correct
60	Correct	1194 ms	68904 KB	Output is correct
61	Correct	108 ms	7264 KB	Output is correct
62	Correct	106 ms	7256 KB	Output is correct
63	Correct	107 ms	7252 KB	Output is correct
64	Correct	109 ms	7188 KB	Output is correct
65	Correct	115 ms	7264 KB	Output is correct
66	Correct	154 ms	7216 KB	Output is correct
67	Correct	106 ms	7216 KB	Output is correct
68	Correct	105 ms	7212 KB	Output is correct
69	Correct	107 ms	7196 KB	Output is correct
70	Correct	1118 ms	68856 KB	Output is correct
71	Correct	106 ms	7184 KB	Output is correct
72	Correct	1045 ms	68836 KB	Output is correct
73	Correct	1058 ms	68980 KB	Output is correct
74	Correct	1 ms	212 KB	Output is correct
75	Correct	1 ms	212 KB	Output is correct
76	Correct	0 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	10 ms	1200 KB	Output is correct
80	Correct	1155 ms	68976 KB	Output is correct
81	Correct	1167 ms	69040 KB	Output is correct
82	Correct	1101 ms	68808 KB	Output is correct
83	Correct	1124 ms	68932 KB	Output is correct
84	Correct	1108 ms	68912 KB	Output is correct
85	Correct	1110 ms	68912 KB	Output is correct
86	Correct	341 ms	26796 KB	Output is correct
87	Correct	1 ms	212 KB	Output is correct

Submission #800968

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