Submission #1044710

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1044710	2024-08-05T12:41:05 Z	Onur_Ilgaz	Strange Device (APIO19_strange_device)	C++17	100 / 100	254 ms	18876 KB

strange_device

#include <bits/stdc++.h>
#define fast cin.tie(0)->sync_with_stdio(0);
#define int long long
#define inf ((int)1e18)
using namespace std;
const int C = inf;

int32_t main(){
	fast
	int n, a, b;
	cin >> n >> a >> b;
	__int128__ g = gcd(a, b + 1);
	__int128__ temp = (__int128__)a / g * b;
	if(temp > C) {
		int sum = 0;
		for(int i = 0; i < n; i++) {
			int l, r;
			cin >> l >> r;
			sum += r - l + 1;
		}
		cout << sum;
		return 0;
	}
	int tekrar = temp;
	vector <pair<int, int> > ranges;
	for(int i = 0; i < n; i++) {
		int l, r;
		cin >> l >> r;
		if(r - l + 1 >= tekrar) {
			cout << tekrar;
			return 0;
		}
		int ll = l % tekrar, rr = r % tekrar;
		if(ll <= rr) {
			ranges.push_back({ll, rr});
		}
		else {
			ranges.push_back({0, rr});
			ranges.push_back({ll, tekrar - 1});
		}
	}
	sort(ranges.begin(), ranges.end());
	int lastr = -inf, ans = 0;
	for(auto [l, r]:ranges) {
		if(l > lastr) {
			ans += r - l + 1;
		}
		else {
			ans += max(0ll, r - lastr);
		}
		lastr = max(lastr, r);
	}
	cout << ans;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	2 ms	736 KB	Output is correct
3	Correct	2 ms	736 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	3 ms	736 KB	Output is correct
17	Correct	24 ms	2584 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct

Subtask #2
5.0 / 5.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	348 KB	Output is correct
4	Correct	348 KB	Output is correct
5	Correct	348 KB	Output is correct

Subtask #3
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	157 ms	17080 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	219 ms	17460 KB	Output is correct
3	Correct	221 ms	18356 KB	Output is correct
4	Correct	232 ms	17456 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	219 ms	17460 KB	Output is correct
3	Correct	221 ms	18356 KB	Output is correct
4	Correct	232 ms	17456 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	234 ms	17944 KB	Output is correct
7	Correct	218 ms	18224 KB	Output is correct
8	Correct	215 ms	18100 KB	Output is correct
9	Correct	244 ms	17332 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	219 ms	17460 KB	Output is correct
3	Correct	221 ms	18356 KB	Output is correct
4	Correct	232 ms	17456 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	21 ms	2520 KB	Output is correct
7	Correct	27 ms	2512 KB	Output is correct
8	Correct	22 ms	2516 KB	Output is correct
9	Correct	23 ms	2648 KB	Output is correct
10	Correct	22 ms	2516 KB	Output is correct
11	Correct	23 ms	2520 KB	Output is correct
12	Correct	21 ms	2520 KB	Output is correct
13	Correct	24 ms	2516 KB	Output is correct
14	Correct	23 ms	2644 KB	Output is correct
15	Correct	25 ms	2516 KB	Output is correct
16	Correct	33 ms	2516 KB	Output is correct
17	Correct	22 ms	2520 KB	Output is correct
18	Correct	229 ms	18608 KB	Output is correct
19	Correct	232 ms	17624 KB	Output is correct
20	Correct	250 ms	18000 KB	Output is correct
21	Correct	26 ms	2520 KB	Output is correct
22	Correct	21 ms	2516 KB	Output is correct
23	Correct	67 ms	9216 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	25 ms	2520 KB	Output is correct
3	Correct	24 ms	2520 KB	Output is correct
4	Correct	252 ms	18848 KB	Output is correct
5	Correct	25 ms	2520 KB	Output is correct
6	Correct	25 ms	2516 KB	Output is correct
7	Correct	26 ms	2576 KB	Output is correct
8	Correct	26 ms	2520 KB	Output is correct
9	Correct	23 ms	2572 KB	Output is correct
10	Correct	25 ms	2516 KB	Output is correct
11	Correct	24 ms	2588 KB	Output is correct
12	Correct	20 ms	2520 KB	Output is correct
13	Correct	25 ms	2516 KB	Output is correct
14	Correct	247 ms	17848 KB	Output is correct
15	Correct	24 ms	2588 KB	Output is correct
16	Correct	219 ms	17336 KB	Output is correct
17	Correct	234 ms	18352 KB	Output is correct
18	Correct	1 ms	344 KB	Output is correct

Subtask #8
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	2 ms	736 KB	Output is correct
3	Correct	2 ms	736 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	3 ms	736 KB	Output is correct
17	Correct	24 ms	2584 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	157 ms	17080 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	219 ms	17460 KB	Output is correct
31	Correct	221 ms	18356 KB	Output is correct
32	Correct	232 ms	17456 KB	Output is correct
33	Correct	0 ms	348 KB	Output is correct
34	Correct	234 ms	17944 KB	Output is correct
35	Correct	218 ms	18224 KB	Output is correct
36	Correct	215 ms	18100 KB	Output is correct
37	Correct	244 ms	17332 KB	Output is correct
38	Correct	0 ms	344 KB	Output is correct
39	Correct	21 ms	2520 KB	Output is correct
40	Correct	27 ms	2512 KB	Output is correct
41	Correct	22 ms	2516 KB	Output is correct
42	Correct	23 ms	2648 KB	Output is correct
43	Correct	22 ms	2516 KB	Output is correct
44	Correct	23 ms	2520 KB	Output is correct
45	Correct	21 ms	2520 KB	Output is correct
46	Correct	24 ms	2516 KB	Output is correct
47	Correct	23 ms	2644 KB	Output is correct
48	Correct	25 ms	2516 KB	Output is correct
49	Correct	33 ms	2516 KB	Output is correct
50	Correct	22 ms	2520 KB	Output is correct
51	Correct	229 ms	18608 KB	Output is correct
52	Correct	232 ms	17624 KB	Output is correct
53	Correct	250 ms	18000 KB	Output is correct
54	Correct	26 ms	2520 KB	Output is correct
55	Correct	21 ms	2516 KB	Output is correct
56	Correct	67 ms	9216 KB	Output is correct
57	Correct	0 ms	344 KB	Output is correct
58	Correct	25 ms	2520 KB	Output is correct
59	Correct	24 ms	2520 KB	Output is correct
60	Correct	252 ms	18848 KB	Output is correct
61	Correct	25 ms	2520 KB	Output is correct
62	Correct	25 ms	2516 KB	Output is correct
63	Correct	26 ms	2576 KB	Output is correct
64	Correct	26 ms	2520 KB	Output is correct
65	Correct	23 ms	2572 KB	Output is correct
66	Correct	25 ms	2516 KB	Output is correct
67	Correct	24 ms	2588 KB	Output is correct
68	Correct	20 ms	2520 KB	Output is correct
69	Correct	25 ms	2516 KB	Output is correct
70	Correct	247 ms	17848 KB	Output is correct
71	Correct	24 ms	2588 KB	Output is correct
72	Correct	219 ms	17336 KB	Output is correct
73	Correct	234 ms	18352 KB	Output is correct
74	Correct	1 ms	344 KB	Output is correct
75	Correct	0 ms	348 KB	Output is correct
76	Correct	0 ms	348 KB	Output is correct
77	Correct	0 ms	348 KB	Output is correct
78	Correct	0 ms	348 KB	Output is correct
79	Correct	2 ms	736 KB	Output is correct
80	Correct	245 ms	18688 KB	Output is correct
81	Correct	254 ms	17432 KB	Output is correct
82	Correct	241 ms	17336 KB	Output is correct
83	Correct	249 ms	18616 KB	Output is correct
84	Correct	246 ms	18876 KB	Output is correct
85	Correct	251 ms	17332 KB	Output is correct
86	Correct	65 ms	9144 KB	Output is correct
87	Correct	0 ms	344 KB	Output is correct

Submission #1044710

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