Submission #372477

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
372477	2021-02-28T09:51:34 Z	peijar	Strange Device (APIO19_strange_device)	C++17	100 / 100	655 ms	36156 KB

strange_device

#include <bits/stdc++.h>
#define SZ(v) ((int)(v).size())
using namespace std;

using ll = long long;

template<typename... Args>
void read(Args&... args)
{
	((cin >> args), ...);
}
template<typename T>
void read(vector<T> &vec)
{
	for (auto &v : vec) read(v);
}

void write() {}
template<typename H, typename... T>
void write(const H &h, const T&... t)
{
	cout << h;
	if (sizeof...(t)) {cout << ' '; write(t...);}
}

template<typename T>
void write(const vector<T> &vec)
{
	if (SZ(vec) == 0) return;
	write(vec[0]);
	for (int i(1); i < SZ(vec); ++i)
	{cout << ' '; write(vec[i]);}
}

template<typename... Args>
void writeln(Args... args)
{
	write(args...); cout << '\n';
}

void show(__int128 x)
{
	if (x >= 10)
		show(x/10);
	cout << int(x%10);
}

int main(void)
{
	ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);

	int n;
	ll _A, _B;
	using T = __int128;
	read(n, _A, _B);
	T A(_A), B(_B);
	T mod = (A  * B) / gcd(_A, _B+1);

	vector<pair<T, T>> intervals;
	for (int i(0); i < n; ++i)
	{
		ll _l, _r;
		read(_l, _r);
		T l(_l), r(_r);
		l %= mod, r %= mod;
		if (_r-_l+1 >= mod)
			intervals.emplace_back(0, mod-1);
		else if (l > r)
		{
			intervals.emplace_back(l, mod-1);
			intervals.emplace_back(0, r);
		}
		else
			intervals.emplace_back(l, r);
	}
	sort(intervals.begin(), intervals.end());
	T lst(-1);
	T sol(0);
	for (auto [l, r] : intervals)
	{
		sol += max(T(0), r - max(l, lst+1) + 1);
		lst = max(lst, r);
	}
	show(sol);
	cout << endl;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	6 ms	1392 KB	Output is correct
3	Correct	6 ms	1392 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	6 ms	1392 KB	Output is correct
17	Correct	57 ms	6244 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct

Subtask #2
5.0 / 5.0

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

Subtask #3
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	492 KB	Output is correct
3	Correct	1 ms	492 KB	Output is correct
4	Correct	1 ms	492 KB	Output is correct
5	Correct	377 ms	33340 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	523 ms	36156 KB	Output is correct
3	Correct	521 ms	33468 KB	Output is correct
4	Correct	502 ms	33468 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	523 ms	36156 KB	Output is correct
3	Correct	521 ms	33468 KB	Output is correct
4	Correct	502 ms	33468 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	516 ms	33620 KB	Output is correct
7	Correct	516 ms	33468 KB	Output is correct
8	Correct	505 ms	33468 KB	Output is correct
9	Correct	605 ms	33604 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	523 ms	36156 KB	Output is correct
3	Correct	521 ms	33468 KB	Output is correct
4	Correct	502 ms	33468 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	50 ms	6372 KB	Output is correct
7	Correct	53 ms	6244 KB	Output is correct
8	Correct	50 ms	6116 KB	Output is correct
9	Correct	52 ms	5988 KB	Output is correct
10	Correct	52 ms	6044 KB	Output is correct
11	Correct	53 ms	5988 KB	Output is correct
12	Correct	50 ms	5984 KB	Output is correct
13	Correct	55 ms	5988 KB	Output is correct
14	Correct	49 ms	5860 KB	Output is correct
15	Correct	58 ms	5860 KB	Output is correct
16	Correct	55 ms	5732 KB	Output is correct
17	Correct	53 ms	5732 KB	Output is correct
18	Correct	515 ms	33468 KB	Output is correct
19	Correct	499 ms	33612 KB	Output is correct
20	Correct	628 ms	33468 KB	Output is correct
21	Correct	54 ms	5732 KB	Output is correct
22	Correct	47 ms	5732 KB	Output is correct
23	Correct	157 ms	18024 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	54 ms	5732 KB	Output is correct
3	Correct	55 ms	5732 KB	Output is correct
4	Correct	649 ms	33468 KB	Output is correct
5	Correct	54 ms	5732 KB	Output is correct
6	Correct	54 ms	5732 KB	Output is correct
7	Correct	56 ms	5732 KB	Output is correct
8	Correct	57 ms	5680 KB	Output is correct
9	Correct	53 ms	5672 KB	Output is correct
10	Correct	54 ms	5732 KB	Output is correct
11	Correct	57 ms	5732 KB	Output is correct
12	Correct	48 ms	5720 KB	Output is correct
13	Correct	54 ms	5732 KB	Output is correct
14	Correct	603 ms	33596 KB	Output is correct
15	Correct	54 ms	5732 KB	Output is correct
16	Correct	506 ms	33468 KB	Output is correct
17	Correct	493 ms	33456 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct

Subtask #8
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	6 ms	1392 KB	Output is correct
3	Correct	6 ms	1392 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	6 ms	1392 KB	Output is correct
17	Correct	57 ms	6244 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	492 KB	Output is correct
26	Correct	1 ms	492 KB	Output is correct
27	Correct	1 ms	492 KB	Output is correct
28	Correct	377 ms	33340 KB	Output is correct
29	Correct	1 ms	364 KB	Output is correct
30	Correct	523 ms	36156 KB	Output is correct
31	Correct	521 ms	33468 KB	Output is correct
32	Correct	502 ms	33468 KB	Output is correct
33	Correct	1 ms	364 KB	Output is correct
34	Correct	516 ms	33620 KB	Output is correct
35	Correct	516 ms	33468 KB	Output is correct
36	Correct	505 ms	33468 KB	Output is correct
37	Correct	605 ms	33604 KB	Output is correct
38	Correct	1 ms	364 KB	Output is correct
39	Correct	50 ms	6372 KB	Output is correct
40	Correct	53 ms	6244 KB	Output is correct
41	Correct	50 ms	6116 KB	Output is correct
42	Correct	52 ms	5988 KB	Output is correct
43	Correct	52 ms	6044 KB	Output is correct
44	Correct	53 ms	5988 KB	Output is correct
45	Correct	50 ms	5984 KB	Output is correct
46	Correct	55 ms	5988 KB	Output is correct
47	Correct	49 ms	5860 KB	Output is correct
48	Correct	58 ms	5860 KB	Output is correct
49	Correct	55 ms	5732 KB	Output is correct
50	Correct	53 ms	5732 KB	Output is correct
51	Correct	515 ms	33468 KB	Output is correct
52	Correct	499 ms	33612 KB	Output is correct
53	Correct	628 ms	33468 KB	Output is correct
54	Correct	54 ms	5732 KB	Output is correct
55	Correct	47 ms	5732 KB	Output is correct
56	Correct	157 ms	18024 KB	Output is correct
57	Correct	1 ms	364 KB	Output is correct
58	Correct	54 ms	5732 KB	Output is correct
59	Correct	55 ms	5732 KB	Output is correct
60	Correct	649 ms	33468 KB	Output is correct
61	Correct	54 ms	5732 KB	Output is correct
62	Correct	54 ms	5732 KB	Output is correct
63	Correct	56 ms	5732 KB	Output is correct
64	Correct	57 ms	5680 KB	Output is correct
65	Correct	53 ms	5672 KB	Output is correct
66	Correct	54 ms	5732 KB	Output is correct
67	Correct	57 ms	5732 KB	Output is correct
68	Correct	48 ms	5720 KB	Output is correct
69	Correct	54 ms	5732 KB	Output is correct
70	Correct	603 ms	33596 KB	Output is correct
71	Correct	54 ms	5732 KB	Output is correct
72	Correct	506 ms	33468 KB	Output is correct
73	Correct	493 ms	33456 KB	Output is correct
74	Correct	1 ms	364 KB	Output is correct
75	Correct	1 ms	364 KB	Output is correct
76	Correct	1 ms	364 KB	Output is correct
77	Correct	1 ms	364 KB	Output is correct
78	Correct	1 ms	364 KB	Output is correct
79	Correct	5 ms	1392 KB	Output is correct
80	Correct	655 ms	33340 KB	Output is correct
81	Correct	651 ms	33340 KB	Output is correct
82	Correct	613 ms	33340 KB	Output is correct
83	Correct	613 ms	33364 KB	Output is correct
84	Correct	604 ms	33340 KB	Output is correct
85	Correct	604 ms	33472 KB	Output is correct
86	Correct	159 ms	17360 KB	Output is correct
87	Correct	1 ms	364 KB	Output is correct

Submission #372477

Compilation message