답안 #399543

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
399543	2021-05-06T03:05:44 Z	Temmie	A Difficult(y) Choice (BOI21_books)	C++17	100 / 100	3 ms	1152 KB

books

#include "books.h"
#include <bits/stdc++.h>

typedef long long ll;

void solve(int n, int k, ll a, int s) {
	
	std::vector <ll> vals(n + 1, -1), use;
	vals[n] = skim(n);
	if (vals[n] * ll(k) < a) {
		impossible();
		return;
	}
	int l = k, r = n;
	while (l < r) {
		int mid = (l + r) >> 1;
		if (vals[mid] == -1LL) vals[mid] = skim(mid);
		if (ll(k) * vals[mid] >= a) r = mid;
		else l = mid + 1;
	}
	std::vector <int> res;
	ll sum = 0;
	for (int i = 1 + l - k; i < l + 1; i++) {
		if (vals[i] == -1LL) vals[i] = skim(i);
		res.push_back(i);
		use.push_back(vals[i]);
	}
	for (ll x : use) sum += x;
	if (a <= sum) {
		if (sum <= a + a) answer(res);
		else impossible();
		return;
	}
	for (int i = l + 1; i < 1 + l + k; i++) {
		if (vals[i] == -1LL) vals[i] = skim(i);
		sum += vals[i];
		sum -= use[i - l - 1];
		res.push_back(i);
		if (a <= sum && sum <= a + a) {
			std::vector <int> ans;
			for (int j = i - l; j < (int)res.size(); j++) {
				ans.push_back(res[j]);
			}
			answer(ans);
			return;
		} else if (sum > a + a) {
			ll newsum = vals[i];
			std::vector <int> ans = { i };
			for (int j = 1; j < k; j++) {
				ans.push_back(j);
				if (vals[j] == -1LL) vals[j] = skim(j);
				newsum += vals[j];
			}
			if (newsum >= a && newsum <= a + a) {
				std::sort(ans.begin(), ans.end()); // ???
				answer(ans);
				return;
			}
			impossible();
			return;
		}
	}
	impossible();
	
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	200 KB	Output is correct
2	Correct	1 ms	200 KB	Output is correct
3	Correct	1 ms	200 KB	Output is correct
4	Correct	1 ms	200 KB	Output is correct
5	Correct	1 ms	200 KB	Output is correct
6	Correct	1 ms	200 KB	Output is correct
7	Correct	1 ms	200 KB	Output is correct
8	Correct	1 ms	200 KB	Output is correct

Subtask #2
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	200 KB	Output is correct
2	Correct	1 ms	200 KB	Output is correct
3	Correct	1 ms	200 KB	Output is correct
4	Correct	1 ms	200 KB	Output is correct
5	Correct	1 ms	200 KB	Output is correct
6	Correct	1 ms	200 KB	Output is correct
7	Correct	1 ms	200 KB	Output is correct
8	Correct	1 ms	200 KB	Output is correct
9	Correct	1 ms	456 KB	Output is correct
10	Correct	1 ms	456 KB	Output is correct
11	Correct	1 ms	456 KB	Output is correct
12	Correct	1 ms	456 KB	Output is correct
13	Correct	2 ms	456 KB	Output is correct
14	Correct	1 ms	456 KB	Output is correct
15	Correct	1 ms	456 KB	Output is correct
16	Correct	1 ms	456 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	968 KB	Output is correct
2	Correct	2 ms	968 KB	Output is correct
3	Correct	1 ms	968 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	1 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct

Subtask #4
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	968 KB	Output is correct
2	Correct	2 ms	968 KB	Output is correct
3	Correct	1 ms	968 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	1 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct
10	Correct	2 ms	972 KB	Output is correct
11	Correct	2 ms	968 KB	Output is correct
12	Correct	2 ms	972 KB	Output is correct
13	Correct	2 ms	1096 KB	Output is correct
14	Correct	1 ms	968 KB	Output is correct
15	Correct	1 ms	968 KB	Output is correct
16	Correct	2 ms	968 KB	Output is correct
17	Correct	1 ms	968 KB	Output is correct
18	Correct	1 ms	1100 KB	Output is correct
19	Correct	2 ms	968 KB	Output is correct
20	Correct	2 ms	968 KB	Output is correct
21	Correct	1 ms	972 KB	Output is correct
22	Correct	2 ms	968 KB	Output is correct
23	Correct	1 ms	968 KB	Output is correct
24	Correct	2 ms	968 KB	Output is correct
25	Correct	2 ms	968 KB	Output is correct

Subtask #5
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	968 KB	Output is correct
2	Correct	2 ms	968 KB	Output is correct
3	Correct	1 ms	968 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	1 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct
10	Correct	2 ms	972 KB	Output is correct
11	Correct	2 ms	968 KB	Output is correct
12	Correct	2 ms	972 KB	Output is correct
13	Correct	2 ms	1096 KB	Output is correct
14	Correct	1 ms	968 KB	Output is correct
15	Correct	1 ms	968 KB	Output is correct
16	Correct	2 ms	968 KB	Output is correct
17	Correct	1 ms	968 KB	Output is correct
18	Correct	1 ms	1100 KB	Output is correct
19	Correct	2 ms	968 KB	Output is correct
20	Correct	2 ms	968 KB	Output is correct
21	Correct	1 ms	972 KB	Output is correct
22	Correct	2 ms	968 KB	Output is correct
23	Correct	1 ms	968 KB	Output is correct
24	Correct	2 ms	968 KB	Output is correct
25	Correct	2 ms	968 KB	Output is correct
26	Correct	1 ms	968 KB	Output is correct
27	Correct	1 ms	968 KB	Output is correct
28	Correct	2 ms	968 KB	Output is correct
29	Correct	1 ms	1096 KB	Output is correct
30	Correct	2 ms	968 KB	Output is correct
31	Correct	2 ms	968 KB	Output is correct
32	Correct	2 ms	968 KB	Output is correct
33	Correct	2 ms	968 KB	Output is correct
34	Correct	1 ms	968 KB	Output is correct
35	Correct	2 ms	968 KB	Output is correct
36	Correct	2 ms	1096 KB	Output is correct
37	Correct	1 ms	968 KB	Output is correct
38	Correct	2 ms	968 KB	Output is correct
39	Correct	2 ms	968 KB	Output is correct
40	Correct	2 ms	968 KB	Output is correct
41	Correct	2 ms	968 KB	Output is correct
42	Correct	2 ms	968 KB	Output is correct
43	Correct	1 ms	968 KB	Output is correct
44	Correct	2 ms	968 KB	Output is correct
45	Correct	2 ms	1152 KB	Output is correct
46	Correct	1 ms	1096 KB	Output is correct
47	Correct	1 ms	968 KB	Output is correct
48	Correct	2 ms	968 KB	Output is correct
49	Correct	2 ms	968 KB	Output is correct
50	Correct	2 ms	968 KB	Output is correct

Subtask #6
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	968 KB	Output is correct
2	Correct	2 ms	968 KB	Output is correct
3	Correct	1 ms	968 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	1 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct
10	Correct	2 ms	972 KB	Output is correct
11	Correct	2 ms	968 KB	Output is correct
12	Correct	2 ms	972 KB	Output is correct
13	Correct	2 ms	1096 KB	Output is correct
14	Correct	1 ms	968 KB	Output is correct
15	Correct	1 ms	968 KB	Output is correct
16	Correct	2 ms	968 KB	Output is correct
17	Correct	1 ms	968 KB	Output is correct
18	Correct	1 ms	1100 KB	Output is correct
19	Correct	2 ms	968 KB	Output is correct
20	Correct	2 ms	968 KB	Output is correct
21	Correct	1 ms	972 KB	Output is correct
22	Correct	2 ms	968 KB	Output is correct
23	Correct	1 ms	968 KB	Output is correct
24	Correct	2 ms	968 KB	Output is correct
25	Correct	2 ms	968 KB	Output is correct
26	Correct	1 ms	968 KB	Output is correct
27	Correct	2 ms	968 KB	Output is correct
28	Correct	2 ms	968 KB	Output is correct
29	Correct	1 ms	968 KB	Output is correct
30	Correct	1 ms	968 KB	Output is correct
31	Correct	2 ms	968 KB	Output is correct
32	Correct	1 ms	968 KB	Output is correct
33	Correct	1 ms	968 KB	Output is correct
34	Correct	2 ms	968 KB	Output is correct
35	Correct	2 ms	968 KB	Output is correct
36	Correct	2 ms	968 KB	Output is correct
37	Correct	1 ms	968 KB	Output is correct
38	Correct	2 ms	968 KB	Output is correct
39	Correct	2 ms	1096 KB	Output is correct
40	Correct	2 ms	968 KB	Output is correct
41	Correct	1 ms	968 KB	Output is correct
42	Correct	2 ms	968 KB	Output is correct
43	Correct	1 ms	968 KB	Output is correct
44	Correct	2 ms	968 KB	Output is correct
45	Correct	2 ms	968 KB	Output is correct
46	Correct	2 ms	968 KB	Output is correct
47	Correct	1 ms	968 KB	Output is correct
48	Correct	2 ms	968 KB	Output is correct
49	Correct	2 ms	968 KB	Output is correct
50	Correct	1 ms	968 KB	Output is correct

Subtask #7
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	968 KB	Output is correct
2	Correct	2 ms	968 KB	Output is correct
3	Correct	1 ms	968 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	1 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct
10	Correct	2 ms	972 KB	Output is correct
11	Correct	2 ms	968 KB	Output is correct
12	Correct	2 ms	972 KB	Output is correct
13	Correct	2 ms	1096 KB	Output is correct
14	Correct	1 ms	968 KB	Output is correct
15	Correct	1 ms	968 KB	Output is correct
16	Correct	2 ms	968 KB	Output is correct
17	Correct	1 ms	968 KB	Output is correct
18	Correct	1 ms	1100 KB	Output is correct
19	Correct	2 ms	968 KB	Output is correct
20	Correct	2 ms	968 KB	Output is correct
21	Correct	1 ms	972 KB	Output is correct
22	Correct	2 ms	968 KB	Output is correct
23	Correct	1 ms	968 KB	Output is correct
24	Correct	2 ms	968 KB	Output is correct
25	Correct	2 ms	968 KB	Output is correct
26	Correct	1 ms	968 KB	Output is correct
27	Correct	1 ms	968 KB	Output is correct
28	Correct	2 ms	968 KB	Output is correct
29	Correct	1 ms	1096 KB	Output is correct
30	Correct	2 ms	968 KB	Output is correct
31	Correct	2 ms	968 KB	Output is correct
32	Correct	2 ms	968 KB	Output is correct
33	Correct	2 ms	968 KB	Output is correct
34	Correct	1 ms	968 KB	Output is correct
35	Correct	2 ms	968 KB	Output is correct
36	Correct	2 ms	1096 KB	Output is correct
37	Correct	1 ms	968 KB	Output is correct
38	Correct	2 ms	968 KB	Output is correct
39	Correct	2 ms	968 KB	Output is correct
40	Correct	2 ms	968 KB	Output is correct
41	Correct	2 ms	968 KB	Output is correct
42	Correct	2 ms	968 KB	Output is correct
43	Correct	1 ms	968 KB	Output is correct
44	Correct	2 ms	968 KB	Output is correct
45	Correct	2 ms	1152 KB	Output is correct
46	Correct	1 ms	1096 KB	Output is correct
47	Correct	1 ms	968 KB	Output is correct
48	Correct	2 ms	968 KB	Output is correct
49	Correct	2 ms	968 KB	Output is correct
50	Correct	2 ms	968 KB	Output is correct
51	Correct	1 ms	968 KB	Output is correct
52	Correct	2 ms	968 KB	Output is correct
53	Correct	2 ms	968 KB	Output is correct
54	Correct	1 ms	968 KB	Output is correct
55	Correct	1 ms	968 KB	Output is correct
56	Correct	2 ms	968 KB	Output is correct
57	Correct	1 ms	968 KB	Output is correct
58	Correct	1 ms	968 KB	Output is correct
59	Correct	2 ms	968 KB	Output is correct
60	Correct	2 ms	968 KB	Output is correct
61	Correct	2 ms	968 KB	Output is correct
62	Correct	1 ms	968 KB	Output is correct
63	Correct	2 ms	968 KB	Output is correct
64	Correct	2 ms	1096 KB	Output is correct
65	Correct	2 ms	968 KB	Output is correct
66	Correct	1 ms	968 KB	Output is correct
67	Correct	2 ms	968 KB	Output is correct
68	Correct	1 ms	968 KB	Output is correct
69	Correct	2 ms	968 KB	Output is correct
70	Correct	2 ms	968 KB	Output is correct
71	Correct	2 ms	968 KB	Output is correct
72	Correct	1 ms	968 KB	Output is correct
73	Correct	2 ms	968 KB	Output is correct
74	Correct	2 ms	968 KB	Output is correct
75	Correct	1 ms	968 KB	Output is correct
76	Correct	1 ms	200 KB	Output is correct
77	Correct	1 ms	200 KB	Output is correct
78	Correct	1 ms	200 KB	Output is correct
79	Correct	1 ms	204 KB	Output is correct
80	Correct	1 ms	200 KB	Output is correct
81	Correct	1 ms	200 KB	Output is correct
82	Correct	1 ms	200 KB	Output is correct
83	Correct	1 ms	200 KB	Output is correct
84	Correct	1 ms	456 KB	Output is correct
85	Correct	1 ms	456 KB	Output is correct
86	Correct	1 ms	456 KB	Output is correct
87	Correct	1 ms	456 KB	Output is correct
88	Correct	1 ms	456 KB	Output is correct
89	Correct	1 ms	456 KB	Output is correct
90	Correct	1 ms	456 KB	Output is correct
91	Correct	1 ms	456 KB	Output is correct
92	Correct	1 ms	1096 KB	Output is correct
93	Correct	1 ms	968 KB	Output is correct
94	Correct	1 ms	968 KB	Output is correct
95	Correct	2 ms	968 KB	Output is correct
96	Correct	2 ms	968 KB	Output is correct
97	Correct	2 ms	968 KB	Output is correct
98	Correct	2 ms	968 KB	Output is correct
99	Correct	2 ms	968 KB	Output is correct
100	Correct	2 ms	968 KB	Output is correct
101	Correct	2 ms	968 KB	Output is correct
102	Correct	2 ms	968 KB	Output is correct
103	Correct	1 ms	968 KB	Output is correct
104	Correct	2 ms	968 KB	Output is correct
105	Correct	1 ms	968 KB	Output is correct
106	Correct	2 ms	968 KB	Output is correct
107	Correct	2 ms	968 KB	Output is correct
108	Correct	2 ms	968 KB	Output is correct
109	Correct	1 ms	968 KB	Output is correct
110	Correct	1 ms	968 KB	Output is correct
111	Correct	2 ms	968 KB	Output is correct
112	Correct	2 ms	968 KB	Output is correct
113	Correct	2 ms	968 KB	Output is correct
114	Correct	1 ms	968 KB	Output is correct
115	Correct	1 ms	968 KB	Output is correct
116	Correct	2 ms	968 KB	Output is correct
117	Correct	1 ms	968 KB	Output is correct
118	Correct	2 ms	968 KB	Output is correct
119	Correct	2 ms	968 KB	Output is correct
120	Correct	2 ms	968 KB	Output is correct
121	Correct	2 ms	968 KB	Output is correct
122	Correct	2 ms	968 KB	Output is correct
123	Correct	2 ms	968 KB	Output is correct
124	Correct	2 ms	968 KB	Output is correct
125	Correct	1 ms	968 KB	Output is correct
126	Correct	1 ms	968 KB	Output is correct
127	Correct	2 ms	968 KB	Output is correct
128	Correct	2 ms	1096 KB	Output is correct
129	Correct	1 ms	968 KB	Output is correct
130	Correct	3 ms	968 KB	Output is correct
131	Correct	2 ms	968 KB	Output is correct
132	Correct	2 ms	968 KB	Output is correct
133	Correct	2 ms	968 KB	Output is correct
134	Correct	1 ms	972 KB	Output is correct
135	Correct	1 ms	968 KB	Output is correct

답안 #399543

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