Submission #1035212

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1035212	2024-07-26T06:51:23 Z	Halym2007	Strange Device (APIO19_strange_device)	C++17	100 / 100	333 ms	69824 KB

strange_device

/*
Shu soragda biz m-dan x_i we y_i gaytalanyar
m-in tapylshynyn prove shu asakda link dushindiryar
https://codeforces.com/blog/entry/67129?#comment-887900
*/
#include <bits/stdc++.h>
using namespace std;
#define ff first
#define ss second
#define sz size()
#define pii pair <ll, ll>
const int N = 1e7 + 5;
#define ll long long
#define pb push_back
vector <pii> v;
ll n, a, b, l[N], r[N];
int main () {
//	freopen ("input.txt", "r", stdin);
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	cin >> n >> a >> b;
	__int128 m = (__int128)a / __gcd (a, b + 1) * b;	// m - period
	for (int i = 1; i <= n; ++i) {
		cin >> l[i] >> r[i];
	}
	for (int i = 1; i <= n; ++i) {
		if (r[i] - l[i] + 1 >= m) {
			v.pb ({0, m - 1});
			continue;
		}
		if (l[i] % m > r[i] % m) {
			v.pb ({l[i] % m, m - 1});
			v.pb ({0, r[i] % m});
		}
		else {
			v.pb ({l[i] % m, r[i] % m});
		}
	}
	
	sort (v.begin(), v.end());
	ll l1 = v[0].ff, r1 = v[0].ss, jogap = 0;
	for (int i = 1; i < (int)v.sz; ++i) {
		if (v[i].ff <= r1) r1 = max (r1, v[i].ss);
		else if (v[i].ff > r1) {
			jogap += r1 - l1 + 1;
			l1 = v[i].ff; 
			r1 = v[i].ss;
		}
	}
	jogap += r1 - l1 + 1;
	cout << jogap;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	3 ms	1372 KB	Output is correct
3	Correct	3 ms	1372 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	1 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	1 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	1372 KB	Output is correct
17	Correct	33 ms	7904 KB	Output is correct
18	Correct	1 ms	344 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	344 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	1 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	215 ms	57796 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	286 ms	69748 KB	Output is correct
3	Correct	282 ms	69688 KB	Output is correct
4	Correct	253 ms	69568 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	286 ms	69748 KB	Output is correct
3	Correct	282 ms	69688 KB	Output is correct
4	Correct	253 ms	69568 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	323 ms	69656 KB	Output is correct
7	Correct	261 ms	69824 KB	Output is correct
8	Correct	262 ms	69708 KB	Output is correct
9	Correct	283 ms	69568 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	286 ms	69748 KB	Output is correct
3	Correct	282 ms	69688 KB	Output is correct
4	Correct	253 ms	69568 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	29 ms	7904 KB	Output is correct
7	Correct	30 ms	7888 KB	Output is correct
8	Correct	29 ms	7892 KB	Output is correct
9	Correct	30 ms	7896 KB	Output is correct
10	Correct	28 ms	7888 KB	Output is correct
11	Correct	30 ms	7896 KB	Output is correct
12	Correct	28 ms	7888 KB	Output is correct
13	Correct	30 ms	7884 KB	Output is correct
14	Correct	28 ms	7888 KB	Output is correct
15	Correct	31 ms	7896 KB	Output is correct
16	Correct	32 ms	7888 KB	Output is correct
17	Correct	30 ms	7888 KB	Output is correct
18	Correct	273 ms	69572 KB	Output is correct
19	Correct	302 ms	69568 KB	Output is correct
20	Correct	291 ms	69768 KB	Output is correct
21	Correct	31 ms	7896 KB	Output is correct
22	Correct	28 ms	7896 KB	Output is correct
23	Correct	86 ms	26616 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	32 ms	7920 KB	Output is correct
3	Correct	32 ms	7896 KB	Output is correct
4	Correct	310 ms	69624 KB	Output is correct
5	Correct	35 ms	7884 KB	Output is correct
6	Correct	32 ms	7724 KB	Output is correct
7	Correct	36 ms	7888 KB	Output is correct
8	Correct	33 ms	7760 KB	Output is correct
9	Correct	28 ms	7892 KB	Output is correct
10	Correct	28 ms	7884 KB	Output is correct
11	Correct	33 ms	7896 KB	Output is correct
12	Correct	29 ms	7892 KB	Output is correct
13	Correct	32 ms	7864 KB	Output is correct
14	Correct	320 ms	69572 KB	Output is correct
15	Correct	28 ms	7884 KB	Output is correct
16	Correct	275 ms	69584 KB	Output is correct
17	Correct	256 ms	69776 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct

Subtask #8
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	3 ms	1372 KB	Output is correct
3	Correct	3 ms	1372 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	1 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	1 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	1372 KB	Output is correct
17	Correct	33 ms	7904 KB	Output is correct
18	Correct	1 ms	344 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	344 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	1 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	215 ms	57796 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	286 ms	69748 KB	Output is correct
31	Correct	282 ms	69688 KB	Output is correct
32	Correct	253 ms	69568 KB	Output is correct
33	Correct	0 ms	344 KB	Output is correct
34	Correct	323 ms	69656 KB	Output is correct
35	Correct	261 ms	69824 KB	Output is correct
36	Correct	262 ms	69708 KB	Output is correct
37	Correct	283 ms	69568 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	29 ms	7904 KB	Output is correct
40	Correct	30 ms	7888 KB	Output is correct
41	Correct	29 ms	7892 KB	Output is correct
42	Correct	30 ms	7896 KB	Output is correct
43	Correct	28 ms	7888 KB	Output is correct
44	Correct	30 ms	7896 KB	Output is correct
45	Correct	28 ms	7888 KB	Output is correct
46	Correct	30 ms	7884 KB	Output is correct
47	Correct	28 ms	7888 KB	Output is correct
48	Correct	31 ms	7896 KB	Output is correct
49	Correct	32 ms	7888 KB	Output is correct
50	Correct	30 ms	7888 KB	Output is correct
51	Correct	273 ms	69572 KB	Output is correct
52	Correct	302 ms	69568 KB	Output is correct
53	Correct	291 ms	69768 KB	Output is correct
54	Correct	31 ms	7896 KB	Output is correct
55	Correct	28 ms	7896 KB	Output is correct
56	Correct	86 ms	26616 KB	Output is correct
57	Correct	0 ms	348 KB	Output is correct
58	Correct	32 ms	7920 KB	Output is correct
59	Correct	32 ms	7896 KB	Output is correct
60	Correct	310 ms	69624 KB	Output is correct
61	Correct	35 ms	7884 KB	Output is correct
62	Correct	32 ms	7724 KB	Output is correct
63	Correct	36 ms	7888 KB	Output is correct
64	Correct	33 ms	7760 KB	Output is correct
65	Correct	28 ms	7892 KB	Output is correct
66	Correct	28 ms	7884 KB	Output is correct
67	Correct	33 ms	7896 KB	Output is correct
68	Correct	29 ms	7892 KB	Output is correct
69	Correct	32 ms	7864 KB	Output is correct
70	Correct	320 ms	69572 KB	Output is correct
71	Correct	28 ms	7884 KB	Output is correct
72	Correct	275 ms	69584 KB	Output is correct
73	Correct	256 ms	69776 KB	Output is correct
74	Correct	0 ms	348 KB	Output is correct
75	Correct	1 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	3 ms	1372 KB	Output is correct
80	Correct	313 ms	69752 KB	Output is correct
81	Correct	333 ms	69748 KB	Output is correct
82	Correct	306 ms	69776 KB	Output is correct
83	Correct	301 ms	69612 KB	Output is correct
84	Correct	331 ms	69568 KB	Output is correct
85	Correct	294 ms	69568 KB	Output is correct
86	Correct	86 ms	26548 KB	Output is correct
87	Correct	0 ms	344 KB	Output is correct

Submission #1035212

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