답안 #678090

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
678090	2023-01-05T07:35:17 Z	FedShat	이상한 기계 (APIO19_strange_device)	C++17	100 / 100	712 ms	83456 KB

strange_device

#include <bits/stdc++.h>

using namespace std;
using ll = long long;
using i128 = __int128;
constexpr int INF = numeric_limits<int>::max() / 2;
constexpr ll INFLL = numeric_limits<ll>::max() / 2;

template<class T>
istream &operator>>(istream &is, vector<T> &a) {
    for (auto &i : a) {
        is >> i;
    }
    return is;
}

#ifdef __APPLE__
#include "../../debug.h"
#else
#define debug(...) 42
#endif

int main() {
    cin.tie(0)->sync_with_stdio(0);
#ifdef __APPLE__
    freopen("input.txt", "r", stdin);
#endif
    int n;
    ll a, b;
    cin >> n >> a >> b;
    vector<pair<ll, ll>> lr;
    i128 len = ((i128) a * (i128) b) / gcd(a, b + 1);
    for (int i = 0; i < n; ++i) {
        ll l, r;
        cin >> l >> r;
        if (l == r) {
            lr.push_back({l % len, r % len});
            continue;
        }
        if (r - l + 1 >= len) {
            lr.push_back({0, len - 1});
            continue;
        }
        l %= len;
        r %= len;
        if (l < r) {
            lr.push_back({l, r});
        } else {
            lr.push_back({l, len - 1});
            lr.push_back({0, r});
        }
    }
    vector<pair<ll, int>> segs;
    for (auto [l, r] : lr) {
        segs.push_back({l, 1});
        segs.push_back({r + 1, -1});
    }
    sort(segs.begin(), segs.end(), [&](const pair<ll, int> &a, const pair<ll, int> &b) {
        return a.first < b.first || (a.first == b.first && a.second > b.second);
    });
    ll ans = 0;
    {
        int balance = 0, curl = 0, curr = 0;
        for (auto [x, t] : segs) {
            balance += t;
            if (balance == 0) {
                ans += segs[curr].first - segs[curl].first;
                curl = curr + 1;
            }
            ++curr;
        }
    }
    cout << ans;
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	5 ms	1484 KB	Output is correct
3	Correct	7 ms	1392 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	316 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	1 ms	316 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	320 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	5 ms	1416 KB	Output is correct
17	Correct	57 ms	9800 KB	Output is correct
18	Correct	0 ms	312 KB	Output is correct

Subtask #2
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct

Subtask #3
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	2 ms	340 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	355 ms	50404 KB	Output is correct

Subtask #4
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	534 ms	68908 KB	Output is correct
3	Correct	642 ms	66868 KB	Output is correct
4	Correct	530 ms	82724 KB	Output is correct

Subtask #5
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	534 ms	68908 KB	Output is correct
3	Correct	642 ms	66868 KB	Output is correct
4	Correct	530 ms	82724 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	504 ms	82504 KB	Output is correct
7	Correct	506 ms	83456 KB	Output is correct
8	Correct	519 ms	82576 KB	Output is correct
9	Correct	611 ms	62148 KB	Output is correct

Subtask #6
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	534 ms	68908 KB	Output is correct
3	Correct	642 ms	66868 KB	Output is correct
4	Correct	530 ms	82724 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	48 ms	9736 KB	Output is correct
7	Correct	52 ms	9800 KB	Output is correct
8	Correct	47 ms	9748 KB	Output is correct
9	Correct	52 ms	9936 KB	Output is correct
10	Correct	47 ms	9748 KB	Output is correct
11	Correct	49 ms	9760 KB	Output is correct
12	Correct	47 ms	9864 KB	Output is correct
13	Correct	55 ms	9820 KB	Output is correct
14	Correct	50 ms	9784 KB	Output is correct
15	Correct	56 ms	9860 KB	Output is correct
16	Correct	54 ms	9760 KB	Output is correct
17	Correct	47 ms	9800 KB	Output is correct
18	Correct	519 ms	58568 KB	Output is correct
19	Correct	507 ms	80244 KB	Output is correct
20	Correct	612 ms	58128 KB	Output is correct
21	Correct	66 ms	9760 KB	Output is correct
22	Correct	45 ms	9740 KB	Output is correct
23	Correct	149 ms	34800 KB	Output is correct

Subtask #7
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	58 ms	9840 KB	Output is correct
3	Correct	62 ms	9740 KB	Output is correct
4	Correct	634 ms	58280 KB	Output is correct
5	Correct	59 ms	9800 KB	Output is correct
6	Correct	57 ms	9916 KB	Output is correct
7	Correct	54 ms	9852 KB	Output is correct
8	Correct	60 ms	9748 KB	Output is correct
9	Correct	64 ms	9760 KB	Output is correct
10	Correct	57 ms	9772 KB	Output is correct
11	Correct	56 ms	9728 KB	Output is correct
12	Correct	48 ms	9752 KB	Output is correct
13	Correct	55 ms	9800 KB	Output is correct
14	Correct	610 ms	61740 KB	Output is correct
15	Correct	59 ms	9796 KB	Output is correct
16	Correct	476 ms	58540 KB	Output is correct
17	Correct	508 ms	58528 KB	Output is correct
18	Correct	1 ms	368 KB	Output is correct

Subtask #8
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	5 ms	1484 KB	Output is correct
3	Correct	7 ms	1392 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	316 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	1 ms	316 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	320 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	5 ms	1416 KB	Output is correct
17	Correct	57 ms	9800 KB	Output is correct
18	Correct	0 ms	312 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	316 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	0 ms	212 KB	Output is correct
25	Correct	2 ms	340 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	1 ms	364 KB	Output is correct
28	Correct	355 ms	50404 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	534 ms	68908 KB	Output is correct
31	Correct	642 ms	66868 KB	Output is correct
32	Correct	530 ms	82724 KB	Output is correct
33	Correct	1 ms	212 KB	Output is correct
34	Correct	504 ms	82504 KB	Output is correct
35	Correct	506 ms	83456 KB	Output is correct
36	Correct	519 ms	82576 KB	Output is correct
37	Correct	611 ms	62148 KB	Output is correct
38	Correct	1 ms	212 KB	Output is correct
39	Correct	48 ms	9736 KB	Output is correct
40	Correct	52 ms	9800 KB	Output is correct
41	Correct	47 ms	9748 KB	Output is correct
42	Correct	52 ms	9936 KB	Output is correct
43	Correct	47 ms	9748 KB	Output is correct
44	Correct	49 ms	9760 KB	Output is correct
45	Correct	47 ms	9864 KB	Output is correct
46	Correct	55 ms	9820 KB	Output is correct
47	Correct	50 ms	9784 KB	Output is correct
48	Correct	56 ms	9860 KB	Output is correct
49	Correct	54 ms	9760 KB	Output is correct
50	Correct	47 ms	9800 KB	Output is correct
51	Correct	519 ms	58568 KB	Output is correct
52	Correct	507 ms	80244 KB	Output is correct
53	Correct	612 ms	58128 KB	Output is correct
54	Correct	66 ms	9760 KB	Output is correct
55	Correct	45 ms	9740 KB	Output is correct
56	Correct	149 ms	34800 KB	Output is correct
57	Correct	1 ms	320 KB	Output is correct
58	Correct	58 ms	9840 KB	Output is correct
59	Correct	62 ms	9740 KB	Output is correct
60	Correct	634 ms	58280 KB	Output is correct
61	Correct	59 ms	9800 KB	Output is correct
62	Correct	57 ms	9916 KB	Output is correct
63	Correct	54 ms	9852 KB	Output is correct
64	Correct	60 ms	9748 KB	Output is correct
65	Correct	64 ms	9760 KB	Output is correct
66	Correct	57 ms	9772 KB	Output is correct
67	Correct	56 ms	9728 KB	Output is correct
68	Correct	48 ms	9752 KB	Output is correct
69	Correct	55 ms	9800 KB	Output is correct
70	Correct	610 ms	61740 KB	Output is correct
71	Correct	59 ms	9796 KB	Output is correct
72	Correct	476 ms	58540 KB	Output is correct
73	Correct	508 ms	58528 KB	Output is correct
74	Correct	1 ms	368 KB	Output is correct
75	Correct	1 ms	212 KB	Output is correct
76	Correct	0 ms	316 KB	Output is correct
77	Correct	0 ms	320 KB	Output is correct
78	Correct	1 ms	212 KB	Output is correct
79	Correct	8 ms	1492 KB	Output is correct
80	Correct	662 ms	61992 KB	Output is correct
81	Correct	645 ms	58456 KB	Output is correct
82	Correct	608 ms	58904 KB	Output is correct
83	Correct	690 ms	60456 KB	Output is correct
84	Correct	712 ms	61328 KB	Output is correct
85	Correct	669 ms	61448 KB	Output is correct
86	Correct	178 ms	34612 KB	Output is correct
87	Correct	1 ms	212 KB	Output is correct

답안 #678090

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