답안 #566475

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
566475	2022-05-22T10:49:52 Z	Temmie	커다란 상품 (IOI17_prize)	C++17	100 / 100	57 ms	5148 KB

prize

//#include "public_a/cpp/prize.h"
#include "prize.h"

#include <bits/stdc++.h>

int find_best(int n) {
	std::vector <std::vector <int>> dp(n);
	dp[0] = ask(0);
	int mx = dp[0][0] + dp[0][1];
	for (int last = -1, i = 0; ; i++) {
		int l = 0, r = n - 1;
		while (l < r) {
			int mid = (l + r) >> 1;
			if (mid <= last) {
				l = mid + 1;
				continue;
			}
			if (dp[mid].empty()) {
				dp[mid] = ask(mid);
			}
			if (!(dp[mid][0] + dp[mid][1])) {
				return mid;
			}
			if (dp[mid][0] + dp[mid][1] > mx) {
				mx = dp[mid][0] + dp[mid][1];
				l = 0, r = n - 1;
				continue;
			}
			if (mid <= last || (dp[mid][0] + dp[mid][1] == mx && dp[mid][0] < i)) {
				l = mid + 1;
			} else {
				r = mid;
			}
		}
		if (dp[last = l].empty()) {
			dp[l] = ask(l);
		}
		if (!(dp[l][0] + dp[l][1])) {
			return l;
		}
	}
	assert(false);
	return 0;
}

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	4944 KB	Output is correct
2	Correct	4 ms	4944 KB	Output is correct
3	Correct	4 ms	4880 KB	Output is correct
4	Correct	3 ms	4944 KB	Output is correct
5	Correct	3 ms	4900 KB	Output is correct
6	Correct	4 ms	4896 KB	Output is correct
7	Correct	5 ms	4888 KB	Output is correct
8	Correct	3 ms	4896 KB	Output is correct
9	Correct	3 ms	4896 KB	Output is correct
10	Correct	3 ms	4944 KB	Output is correct

Subtask #2

80.0 / 80.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	4892 KB	Output is correct
2	Correct	3 ms	4904 KB	Output is correct
3	Correct	4 ms	4900 KB	Output is correct
4	Correct	5 ms	4944 KB	Output is correct
5	Correct	3 ms	4944 KB	Output is correct
6	Correct	3 ms	4944 KB	Output is correct
7	Correct	3 ms	4944 KB	Output is correct
8	Correct	4 ms	4904 KB	Output is correct
9	Correct	3 ms	4920 KB	Output is correct
10	Correct	5 ms	4944 KB	Output is correct
11	Correct	5 ms	4944 KB	Output is correct
12	Correct	3 ms	4884 KB	Output is correct
13	Correct	6 ms	4880 KB	Output is correct
14	Correct	2 ms	720 KB	Output is correct
15	Correct	8 ms	4904 KB	Output is correct
16	Correct	35 ms	5080 KB	Output is correct
17	Correct	3 ms	4944 KB	Output is correct
18	Correct	50 ms	5120 KB	Output is correct
19	Correct	3 ms	4900 KB	Output is correct
20	Correct	9 ms	2656 KB	Output is correct
21	Correct	17 ms	4944 KB	Output is correct
22	Correct	9 ms	4988 KB	Output is correct
23	Correct	4 ms	4936 KB	Output is correct
24	Correct	3 ms	4928 KB	Output is correct
25	Correct	30 ms	5020 KB	Output is correct
26	Correct	25 ms	4996 KB	Output is correct
27	Correct	4 ms	4944 KB	Output is correct
28	Correct	34 ms	5016 KB	Output is correct
29	Correct	37 ms	5036 KB	Output is correct
30	Correct	57 ms	5104 KB	Output is correct
31	Correct	3 ms	4900 KB	Output is correct
32	Correct	6 ms	4896 KB	Output is correct
33	Correct	1 ms	208 KB	Output is correct
34	Correct	13 ms	4992 KB	Output is correct
35	Correct	5 ms	5016 KB	Output is correct
36	Correct	13 ms	4892 KB	Output is correct
37	Correct	4 ms	4976 KB	Output is correct
38	Correct	3 ms	4896 KB	Output is correct
39	Correct	19 ms	4944 KB	Output is correct
40	Correct	38 ms	5024 KB	Output is correct
41	Correct	24 ms	5056 KB	Output is correct
42	Correct	25 ms	5024 KB	Output is correct
43	Correct	25 ms	5008 KB	Output is correct
44	Correct	19 ms	5020 KB	Output is correct
45	Correct	14 ms	5020 KB	Output is correct
46	Correct	4 ms	4888 KB	Output is correct
47	Correct	23 ms	5024 KB	Output is correct
48	Correct	32 ms	5012 KB	Output is correct
49	Correct	4 ms	5000 KB	Output is correct
50	Correct	31 ms	5132 KB	Output is correct
51	Correct	21 ms	5040 KB	Output is correct
52	Correct	3 ms	4896 KB	Output is correct
53	Correct	5 ms	4896 KB	Output is correct
54	Correct	22 ms	5000 KB	Output is correct
55	Correct	4 ms	4880 KB	Output is correct
56	Correct	37 ms	5080 KB	Output is correct
57	Correct	40 ms	5092 KB	Output is correct
58	Correct	46 ms	5012 KB	Output is correct
59	Correct	27 ms	5148 KB	Output is correct
60	Correct	25 ms	5012 KB	Output is correct
61	Correct	5 ms	4880 KB	Output is correct
62	Correct	5 ms	4936 KB	Output is correct
63	Correct	4 ms	4988 KB	Output is correct
64	Correct	4 ms	4876 KB	Output is correct
65	Correct	4 ms	4896 KB	Output is correct
66	Correct	10 ms	5000 KB	Output is correct
67	Correct	4 ms	4880 KB	Output is correct
68	Correct	6 ms	4896 KB	Output is correct
69	Correct	7 ms	4900 KB	Output is correct
70	Correct	3 ms	4888 KB	Output is correct
71	Correct	40 ms	5088 KB	Output is correct
72	Correct	7 ms	4944 KB	Output is correct
73	Correct	41 ms	5120 KB	Output is correct
74	Correct	40 ms	5092 KB	Output is correct
75	Correct	5 ms	4944 KB	Output is correct
76	Correct	39 ms	5048 KB	Output is correct
77	Correct	54 ms	5132 KB	Output is correct
78	Correct	8 ms	5012 KB	Output is correct
79	Correct	28 ms	5036 KB	Output is correct
80	Correct	42 ms	5064 KB	Output is correct
81	Correct	55 ms	5116 KB	Output is correct
82	Correct	27 ms	5024 KB	Output is correct
83	Correct	6 ms	5008 KB	Output is correct
84	Correct	34 ms	5024 KB	Output is correct
85	Correct	37 ms	5012 KB	Output is correct
86	Correct	34 ms	5028 KB	Output is correct
87	Correct	9 ms	5016 KB	Output is correct
88	Correct	33 ms	5052 KB	Output is correct
89	Correct	47 ms	5040 KB	Output is correct
90	Correct	4 ms	4944 KB	Output is correct
91	Correct	34 ms	5056 KB	Output is correct
92	Correct	34 ms	5100 KB	Output is correct
93	Correct	5 ms	5012 KB	Output is correct
94	Correct	9 ms	5020 KB	Output is correct
95	Correct	7 ms	4944 KB	Output is correct
96	Correct	6 ms	4944 KB	Output is correct
97	Correct	4 ms	4944 KB	Output is correct