Submission #545798

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
545798	2022-04-05T13:11:11 Z	amunduzbaev	Strange Device (APIO19_strange_device)	C++17	100 / 100	528 ms	53424 KB

strange_device

#include "bits/stdc++.h"
using namespace std;

#define ar array
#define int long long

/*

3 5 12
0 23
60 60
81 83

*/

const long long inf = 1e18 + 5;

signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n, A, B; cin>>n>>A>>B;
	int cyc = A / __gcd(A, B + 1);
	if(cyc > inf / B) cyc = inf;
	else cyc *= B;
	
	vector<ar<int, 2>> tt;
	for(int i=0;i<n;i++){
		int l, r; cin>>l>>r;
		if(r - l + 1 >= cyc){
			cout<<cyc<<"\n";
			return 0;
		}
		
		l %= cyc, r %= cyc;
		if(l <= r){
			tt.push_back({l, r});
		} else {
			tt.push_back({l, cyc - 1});
			tt.push_back({0, r});
		}
	}
	
	sort(tt.begin(), tt.end());
	int res = 0, r = -1;
	for(auto x : tt){
		if(r < x[0]){
			res += (x[1] - x[0] + 1);
		} else if(r < x[1]){
			res += (x[1] - r);
		} r = max(r, x[1]);
	}
	
	cout<<res<<"\n";
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	6 ms	1064 KB	Output is correct
3	Correct	5 ms	984 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 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	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	212 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	212 KB	Output is correct
16	Correct	5 ms	1004 KB	Output is correct
17	Correct	47 ms	5688 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	316 KB	Output is correct
3	Correct	1 ms	324 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

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	360 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	328 KB	Output is correct
5	Correct	358 ms	41268 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	468 ms	26304 KB	Output is correct
3	Correct	402 ms	18644 KB	Output is correct
4	Correct	390 ms	18616 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	468 ms	26304 KB	Output is correct
3	Correct	402 ms	18644 KB	Output is correct
4	Correct	390 ms	18616 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	414 ms	18568 KB	Output is correct
7	Correct	418 ms	18516 KB	Output is correct
8	Correct	417 ms	18544 KB	Output is correct
9	Correct	451 ms	18484 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	468 ms	26304 KB	Output is correct
3	Correct	402 ms	18644 KB	Output is correct
4	Correct	390 ms	18616 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	45 ms	5672 KB	Output is correct
7	Correct	47 ms	5648 KB	Output is correct
8	Correct	44 ms	5620 KB	Output is correct
9	Correct	45 ms	5748 KB	Output is correct
10	Correct	42 ms	5640 KB	Output is correct
11	Correct	42 ms	5732 KB	Output is correct
12	Correct	51 ms	5656 KB	Output is correct
13	Correct	44 ms	5692 KB	Output is correct
14	Correct	43 ms	5644 KB	Output is correct
15	Correct	49 ms	5692 KB	Output is correct
16	Correct	48 ms	5700 KB	Output is correct
17	Correct	46 ms	5644 KB	Output is correct
18	Correct	421 ms	53180 KB	Output is correct
19	Correct	412 ms	53236 KB	Output is correct
20	Correct	471 ms	53424 KB	Output is correct
21	Correct	48 ms	5620 KB	Output is correct
22	Correct	41 ms	5624 KB	Output is correct
23	Correct	141 ms	18568 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	52 ms	5708 KB	Output is correct
3	Correct	49 ms	5668 KB	Output is correct
4	Correct	514 ms	27024 KB	Output is correct
5	Correct	47 ms	5816 KB	Output is correct
6	Correct	49 ms	5596 KB	Output is correct
7	Correct	50 ms	5668 KB	Output is correct
8	Correct	47 ms	5652 KB	Output is correct
9	Correct	47 ms	5600 KB	Output is correct
10	Correct	48 ms	5700 KB	Output is correct
11	Correct	47 ms	5596 KB	Output is correct
12	Correct	42 ms	5688 KB	Output is correct
13	Correct	47 ms	5704 KB	Output is correct
14	Correct	504 ms	27068 KB	Output is correct
15	Correct	46 ms	5672 KB	Output is correct
16	Correct	430 ms	26968 KB	Output is correct
17	Correct	438 ms	27184 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	6 ms	1064 KB	Output is correct
3	Correct	5 ms	984 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 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	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	212 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	212 KB	Output is correct
16	Correct	5 ms	1004 KB	Output is correct
17	Correct	47 ms	5688 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	316 KB	Output is correct
21	Correct	1 ms	324 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	360 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	1 ms	328 KB	Output is correct
28	Correct	358 ms	41268 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	468 ms	26304 KB	Output is correct
31	Correct	402 ms	18644 KB	Output is correct
32	Correct	390 ms	18616 KB	Output is correct
33	Correct	0 ms	212 KB	Output is correct
34	Correct	414 ms	18568 KB	Output is correct
35	Correct	418 ms	18516 KB	Output is correct
36	Correct	417 ms	18544 KB	Output is correct
37	Correct	451 ms	18484 KB	Output is correct
38	Correct	1 ms	212 KB	Output is correct
39	Correct	45 ms	5672 KB	Output is correct
40	Correct	47 ms	5648 KB	Output is correct
41	Correct	44 ms	5620 KB	Output is correct
42	Correct	45 ms	5748 KB	Output is correct
43	Correct	42 ms	5640 KB	Output is correct
44	Correct	42 ms	5732 KB	Output is correct
45	Correct	51 ms	5656 KB	Output is correct
46	Correct	44 ms	5692 KB	Output is correct
47	Correct	43 ms	5644 KB	Output is correct
48	Correct	49 ms	5692 KB	Output is correct
49	Correct	48 ms	5700 KB	Output is correct
50	Correct	46 ms	5644 KB	Output is correct
51	Correct	421 ms	53180 KB	Output is correct
52	Correct	412 ms	53236 KB	Output is correct
53	Correct	471 ms	53424 KB	Output is correct
54	Correct	48 ms	5620 KB	Output is correct
55	Correct	41 ms	5624 KB	Output is correct
56	Correct	141 ms	18568 KB	Output is correct
57	Correct	0 ms	212 KB	Output is correct
58	Correct	52 ms	5708 KB	Output is correct
59	Correct	49 ms	5668 KB	Output is correct
60	Correct	514 ms	27024 KB	Output is correct
61	Correct	47 ms	5816 KB	Output is correct
62	Correct	49 ms	5596 KB	Output is correct
63	Correct	50 ms	5668 KB	Output is correct
64	Correct	47 ms	5652 KB	Output is correct
65	Correct	47 ms	5600 KB	Output is correct
66	Correct	48 ms	5700 KB	Output is correct
67	Correct	47 ms	5596 KB	Output is correct
68	Correct	42 ms	5688 KB	Output is correct
69	Correct	47 ms	5704 KB	Output is correct
70	Correct	504 ms	27068 KB	Output is correct
71	Correct	46 ms	5672 KB	Output is correct
72	Correct	430 ms	26968 KB	Output is correct
73	Correct	438 ms	27184 KB	Output is correct
74	Correct	1 ms	212 KB	Output is correct
75	Correct	0 ms	212 KB	Output is correct
76	Correct	0 ms	212 KB	Output is correct
77	Correct	1 ms	320 KB	Output is correct
78	Correct	1 ms	320 KB	Output is correct
79	Correct	5 ms	1000 KB	Output is correct
80	Correct	528 ms	53284 KB	Output is correct
81	Correct	526 ms	53332 KB	Output is correct
82	Correct	478 ms	53368 KB	Output is correct
83	Correct	477 ms	53228 KB	Output is correct
84	Correct	480 ms	53400 KB	Output is correct
85	Correct	475 ms	53272 KB	Output is correct
86	Correct	144 ms	18480 KB	Output is correct
87	Correct	1 ms	212 KB	Output is correct

Submission #545798

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