Submission #670869

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
670869	2022-12-10T23:11:12 Z	thiago_bastos	A Difficult(y) Choice (BOI21_books)	C++17	100 / 100	2 ms	312 KB

books

#include <bits/stdc++.h>

#include "books.h"

using namespace std;

#define INF 1000000000
#define INFLL 1000000000000000000ll
#define EPS 1e-9
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define pb push_back
#define fi first
#define sc second

using i64 = long long;
using u64 = unsigned long long;
using ld = long double;
using ii = pair<int, int>;

//
// --- Sample implementation for the task books ---
//
// To compile this program with the sample grader, place:
//     books.h books_sample.cpp sample_grader.cpp
// in a single folder and run:
//     g++ books_sample.cpp sample_grader.cpp
// in this folder.
//

void solve(int N, int K, long long A, int S) {

	vector<i64> book(K);
	vector<int> pos(K);

	for(int i = 0; i < K; ++i) {
		book[i] = skim(i + 1);
		pos[i] = i + 1;
	}

	i64 sum = accumulate(all(book), 0ll);

	if(sum >= A && sum <= 2 * A) answer(pos);
	else if(sum > 2 * A) impossible();

	int l = 0, r = N;

	while(l < r) {
		int m = (l + r) / 2;
		if(skim(m + 1) > 2 * A - sum + book.back()) r = m;
		else l = m + 1;
	}

	if(--r >= 0 && skim(r + 1) >= A) {
		pos.back() = r + 1;
		answer(pos);
	}
	
	for(int i = 0; i < K && r >= K && sum < A; ++i, --r) {
		sum += skim(r + 1) - book[i];
		pos[i] = r + 1;
	}
	
	if(sum < A) impossible();

 	answer(pos);
}

Subtask #1
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	0 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	1 ms	208 KB	Output is correct
7	Correct	0 ms	208 KB	Output is correct
8	Correct	0 ms	208 KB	Output is correct

Subtask #2
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	0 ms	208 KB	Output is correct
4	Correct	0 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	0 ms	208 KB	Output is correct
7	Correct	0 ms	208 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	0 ms	288 KB	Output is correct
10	Correct	0 ms	208 KB	Output is correct
11	Correct	1 ms	208 KB	Output is correct
12	Correct	1 ms	292 KB	Output is correct
13	Correct	0 ms	208 KB	Output is correct
14	Correct	1 ms	208 KB	Output is correct
15	Correct	0 ms	208 KB	Output is correct
16	Correct	1 ms	208 KB	Output is correct

Subtask #3
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	208 KB	Output is correct
2	Correct	1 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	0 ms	292 KB	Output is correct
7	Correct	0 ms	292 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	1 ms	208 KB	Output is correct

Subtask #4
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	208 KB	Output is correct
2	Correct	1 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	0 ms	292 KB	Output is correct
7	Correct	0 ms	292 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	1 ms	208 KB	Output is correct
10	Correct	1 ms	288 KB	Output is correct
11	Correct	1 ms	208 KB	Output is correct
12	Correct	1 ms	208 KB	Output is correct
13	Correct	1 ms	288 KB	Output is correct
14	Correct	0 ms	288 KB	Output is correct
15	Correct	0 ms	208 KB	Output is correct
16	Correct	0 ms	208 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	296 KB	Output is correct
19	Correct	1 ms	292 KB	Output is correct
20	Correct	1 ms	292 KB	Output is correct
21	Correct	1 ms	208 KB	Output is correct
22	Correct	0 ms	208 KB	Output is correct
23	Correct	1 ms	284 KB	Output is correct
24	Correct	1 ms	208 KB	Output is correct
25	Correct	1 ms	296 KB	Output is correct

Subtask #5
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	208 KB	Output is correct
2	Correct	1 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	0 ms	292 KB	Output is correct
7	Correct	0 ms	292 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	1 ms	208 KB	Output is correct
10	Correct	1 ms	288 KB	Output is correct
11	Correct	1 ms	208 KB	Output is correct
12	Correct	1 ms	208 KB	Output is correct
13	Correct	1 ms	288 KB	Output is correct
14	Correct	0 ms	288 KB	Output is correct
15	Correct	0 ms	208 KB	Output is correct
16	Correct	0 ms	208 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	296 KB	Output is correct
19	Correct	1 ms	292 KB	Output is correct
20	Correct	1 ms	292 KB	Output is correct
21	Correct	1 ms	208 KB	Output is correct
22	Correct	0 ms	208 KB	Output is correct
23	Correct	1 ms	284 KB	Output is correct
24	Correct	1 ms	208 KB	Output is correct
25	Correct	1 ms	296 KB	Output is correct
26	Correct	1 ms	292 KB	Output is correct
27	Correct	1 ms	288 KB	Output is correct
28	Correct	1 ms	292 KB	Output is correct
29	Correct	0 ms	296 KB	Output is correct
30	Correct	0 ms	296 KB	Output is correct
31	Correct	0 ms	292 KB	Output is correct
32	Correct	0 ms	208 KB	Output is correct
33	Correct	1 ms	292 KB	Output is correct
34	Correct	0 ms	208 KB	Output is correct
35	Correct	1 ms	208 KB	Output is correct
36	Correct	1 ms	288 KB	Output is correct
37	Correct	1 ms	292 KB	Output is correct
38	Correct	1 ms	208 KB	Output is correct
39	Correct	1 ms	292 KB	Output is correct
40	Correct	1 ms	208 KB	Output is correct
41	Correct	1 ms	208 KB	Output is correct
42	Correct	1 ms	292 KB	Output is correct
43	Correct	0 ms	288 KB	Output is correct
44	Correct	1 ms	208 KB	Output is correct
45	Correct	1 ms	208 KB	Output is correct
46	Correct	1 ms	288 KB	Output is correct
47	Correct	1 ms	208 KB	Output is correct
48	Correct	1 ms	208 KB	Output is correct
49	Correct	1 ms	208 KB	Output is correct
50	Correct	0 ms	296 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	208 KB	Output is correct
2	Correct	1 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	0 ms	292 KB	Output is correct
7	Correct	0 ms	292 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	1 ms	208 KB	Output is correct
10	Correct	1 ms	288 KB	Output is correct
11	Correct	1 ms	208 KB	Output is correct
12	Correct	1 ms	208 KB	Output is correct
13	Correct	1 ms	288 KB	Output is correct
14	Correct	0 ms	288 KB	Output is correct
15	Correct	0 ms	208 KB	Output is correct
16	Correct	0 ms	208 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	296 KB	Output is correct
19	Correct	1 ms	292 KB	Output is correct
20	Correct	1 ms	292 KB	Output is correct
21	Correct	1 ms	208 KB	Output is correct
22	Correct	0 ms	208 KB	Output is correct
23	Correct	1 ms	284 KB	Output is correct
24	Correct	1 ms	208 KB	Output is correct
25	Correct	1 ms	296 KB	Output is correct
26	Correct	1 ms	292 KB	Output is correct
27	Correct	1 ms	208 KB	Output is correct
28	Correct	1 ms	208 KB	Output is correct
29	Correct	1 ms	208 KB	Output is correct
30	Correct	1 ms	292 KB	Output is correct
31	Correct	1 ms	208 KB	Output is correct
32	Correct	1 ms	208 KB	Output is correct
33	Correct	1 ms	288 KB	Output is correct
34	Correct	1 ms	208 KB	Output is correct
35	Correct	1 ms	288 KB	Output is correct
36	Correct	1 ms	288 KB	Output is correct
37	Correct	1 ms	208 KB	Output is correct
38	Correct	1 ms	312 KB	Output is correct
39	Correct	1 ms	208 KB	Output is correct
40	Correct	1 ms	312 KB	Output is correct
41	Correct	1 ms	208 KB	Output is correct
42	Correct	1 ms	288 KB	Output is correct
43	Correct	1 ms	292 KB	Output is correct
44	Correct	1 ms	208 KB	Output is correct
45	Correct	1 ms	208 KB	Output is correct
46	Correct	2 ms	288 KB	Output is correct
47	Correct	1 ms	208 KB	Output is correct
48	Correct	1 ms	208 KB	Output is correct
49	Correct	1 ms	208 KB	Output is correct
50	Correct	1 ms	208 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	208 KB	Output is correct
2	Correct	1 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	0 ms	292 KB	Output is correct
7	Correct	0 ms	292 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	1 ms	208 KB	Output is correct
10	Correct	1 ms	288 KB	Output is correct
11	Correct	1 ms	208 KB	Output is correct
12	Correct	1 ms	208 KB	Output is correct
13	Correct	1 ms	288 KB	Output is correct
14	Correct	0 ms	288 KB	Output is correct
15	Correct	0 ms	208 KB	Output is correct
16	Correct	0 ms	208 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	296 KB	Output is correct
19	Correct	1 ms	292 KB	Output is correct
20	Correct	1 ms	292 KB	Output is correct
21	Correct	1 ms	208 KB	Output is correct
22	Correct	0 ms	208 KB	Output is correct
23	Correct	1 ms	284 KB	Output is correct
24	Correct	1 ms	208 KB	Output is correct
25	Correct	1 ms	296 KB	Output is correct
26	Correct	1 ms	292 KB	Output is correct
27	Correct	1 ms	288 KB	Output is correct
28	Correct	1 ms	292 KB	Output is correct
29	Correct	0 ms	296 KB	Output is correct
30	Correct	0 ms	296 KB	Output is correct
31	Correct	0 ms	292 KB	Output is correct
32	Correct	0 ms	208 KB	Output is correct
33	Correct	1 ms	292 KB	Output is correct
34	Correct	0 ms	208 KB	Output is correct
35	Correct	1 ms	208 KB	Output is correct
36	Correct	1 ms	288 KB	Output is correct
37	Correct	1 ms	292 KB	Output is correct
38	Correct	1 ms	208 KB	Output is correct
39	Correct	1 ms	292 KB	Output is correct
40	Correct	1 ms	208 KB	Output is correct
41	Correct	1 ms	208 KB	Output is correct
42	Correct	1 ms	292 KB	Output is correct
43	Correct	0 ms	288 KB	Output is correct
44	Correct	1 ms	208 KB	Output is correct
45	Correct	1 ms	208 KB	Output is correct
46	Correct	1 ms	288 KB	Output is correct
47	Correct	1 ms	208 KB	Output is correct
48	Correct	1 ms	208 KB	Output is correct
49	Correct	1 ms	208 KB	Output is correct
50	Correct	0 ms	296 KB	Output is correct
51	Correct	1 ms	292 KB	Output is correct
52	Correct	1 ms	208 KB	Output is correct
53	Correct	1 ms	208 KB	Output is correct
54	Correct	1 ms	208 KB	Output is correct
55	Correct	1 ms	292 KB	Output is correct
56	Correct	1 ms	208 KB	Output is correct
57	Correct	1 ms	208 KB	Output is correct
58	Correct	1 ms	288 KB	Output is correct
59	Correct	1 ms	208 KB	Output is correct
60	Correct	1 ms	288 KB	Output is correct
61	Correct	1 ms	288 KB	Output is correct
62	Correct	1 ms	208 KB	Output is correct
63	Correct	1 ms	312 KB	Output is correct
64	Correct	1 ms	208 KB	Output is correct
65	Correct	1 ms	312 KB	Output is correct
66	Correct	1 ms	208 KB	Output is correct
67	Correct	1 ms	288 KB	Output is correct
68	Correct	1 ms	292 KB	Output is correct
69	Correct	1 ms	208 KB	Output is correct
70	Correct	1 ms	208 KB	Output is correct
71	Correct	2 ms	288 KB	Output is correct
72	Correct	1 ms	208 KB	Output is correct
73	Correct	1 ms	208 KB	Output is correct
74	Correct	1 ms	208 KB	Output is correct
75	Correct	1 ms	208 KB	Output is correct
76	Correct	0 ms	208 KB	Output is correct
77	Correct	1 ms	208 KB	Output is correct
78	Correct	1 ms	208 KB	Output is correct
79	Correct	1 ms	208 KB	Output is correct
80	Correct	1 ms	208 KB	Output is correct
81	Correct	1 ms	208 KB	Output is correct
82	Correct	0 ms	208 KB	Output is correct
83	Correct	1 ms	208 KB	Output is correct
84	Correct	1 ms	208 KB	Output is correct
85	Correct	1 ms	292 KB	Output is correct
86	Correct	1 ms	208 KB	Output is correct
87	Correct	1 ms	208 KB	Output is correct
88	Correct	0 ms	208 KB	Output is correct
89	Correct	1 ms	208 KB	Output is correct
90	Correct	1 ms	292 KB	Output is correct
91	Correct	1 ms	208 KB	Output is correct
92	Correct	1 ms	208 KB	Output is correct
93	Correct	1 ms	208 KB	Output is correct
94	Correct	1 ms	292 KB	Output is correct
95	Correct	0 ms	292 KB	Output is correct
96	Correct	0 ms	208 KB	Output is correct
97	Correct	0 ms	288 KB	Output is correct
98	Correct	1 ms	208 KB	Output is correct
99	Correct	1 ms	288 KB	Output is correct
100	Correct	0 ms	208 KB	Output is correct
101	Correct	1 ms	208 KB	Output is correct
102	Correct	1 ms	292 KB	Output is correct
103	Correct	1 ms	292 KB	Output is correct
104	Correct	0 ms	208 KB	Output is correct
105	Correct	1 ms	208 KB	Output is correct
106	Correct	1 ms	292 KB	Output is correct
107	Correct	1 ms	292 KB	Output is correct
108	Correct	0 ms	208 KB	Output is correct
109	Correct	0 ms	208 KB	Output is correct
110	Correct	1 ms	292 KB	Output is correct
111	Correct	1 ms	292 KB	Output is correct
112	Correct	1 ms	292 KB	Output is correct
113	Correct	1 ms	296 KB	Output is correct
114	Correct	1 ms	288 KB	Output is correct
115	Correct	1 ms	208 KB	Output is correct
116	Correct	1 ms	296 KB	Output is correct
117	Correct	1 ms	208 KB	Output is correct
118	Correct	0 ms	284 KB	Output is correct
119	Correct	0 ms	296 KB	Output is correct
120	Correct	0 ms	292 KB	Output is correct
121	Correct	1 ms	208 KB	Output is correct
122	Correct	1 ms	296 KB	Output is correct
123	Correct	1 ms	288 KB	Output is correct
124	Correct	1 ms	296 KB	Output is correct
125	Correct	1 ms	288 KB	Output is correct
126	Correct	1 ms	208 KB	Output is correct
127	Correct	1 ms	272 KB	Output is correct
128	Correct	1 ms	292 KB	Output is correct
129	Correct	1 ms	268 KB	Output is correct
130	Correct	1 ms	292 KB	Output is correct
131	Correct	1 ms	288 KB	Output is correct
132	Correct	0 ms	292 KB	Output is correct
133	Correct	1 ms	292 KB	Output is correct
134	Correct	1 ms	252 KB	Output is correct
135	Correct	1 ms	208 KB	Output is correct

Submission #670869

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 15.0 / 15.0

Subtask #3 10.0 / 10.0

Subtask #4 15.0 / 15.0

Subtask #5 15.0 / 15.0

Subtask #6 20.0 / 20.0

Subtask #7 20.0 / 20.0

Subtask #1
5.0 / 5.0

Subtask #2
15.0 / 15.0

Subtask #3
10.0 / 10.0

Subtask #4
15.0 / 15.0

Subtask #5
15.0 / 15.0

Subtask #6
20.0 / 20.0

Subtask #7
20.0 / 20.0