답안 #1056765

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1056765 2024-08-13T10:57:25 Z phoenix 커다란 상품 (IOI17_prize) C++17
90 / 100
52 ms 5724 KB
#include "prize.h"
#include <bits/stdc++.h>

using namespace std;

const int N = 200200;
const int B = 480;

vector<int> arr[N];

vector<int> ASK(int p) {
	if (arr[p].empty())
		arr[p] = ask(p);
	return arr[p];	
}

int sum(int i) {
	return ASK(i)[0] + ASK(i)[1];
}

int find_best(int n) {
	int val = sum(0);
	
	for (int i = 0; i < min(n, B); i++) {
		if (!sum(i)) return i;
		val = max(val, sum(i));
	}
	int cnt = 0;
	for (int i = 0; i < B; i++) {
		cnt += (sum(i) < val);
	}
	for (int it = B; it < n; it += B) {
		int rb = min(it + B, n);
		if (sum(rb-1) == val && arr[rb-1][0] == cnt) 
			continue;

		int i = it;
		while (i < rb) {
			while (i < rb && sum(i) < val) {
				if (!sum(i))
					return i;
				i++;
				cnt++;
			}
			int l = i, r = rb;
			while (r - l > 1) {
				int mid = (l + r) / 2;
				if (ASK(mid) == ASK(i)) 
					l = mid;
				else {
					if (!sum(mid))
						return mid;
					r = mid;
				}
			}
			i = r;
		}
	}
	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 5208 KB Output is correct
2 Correct 4 ms 4952 KB Output is correct
3 Correct 3 ms 4952 KB Output is correct
4 Correct 5 ms 4952 KB Output is correct
5 Correct 3 ms 4952 KB Output is correct
6 Correct 1 ms 4952 KB Output is correct
7 Correct 5 ms 5208 KB Output is correct
8 Correct 4 ms 5144 KB Output is correct
9 Correct 4 ms 4952 KB Output is correct
10 Correct 4 ms 4952 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 4952 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 4 ms 5208 KB Output is correct
4 Correct 4 ms 5208 KB Output is correct
5 Correct 4 ms 4952 KB Output is correct
6 Correct 1 ms 4952 KB Output is correct
7 Correct 3 ms 4952 KB Output is correct
8 Correct 4 ms 4952 KB Output is correct
9 Correct 3 ms 4952 KB Output is correct
10 Correct 3 ms 4952 KB Output is correct
11 Correct 3 ms 4952 KB Output is correct
12 Correct 5 ms 4952 KB Output is correct
13 Correct 7 ms 4952 KB Output is correct
14 Correct 3 ms 4952 KB Output is correct
15 Correct 5 ms 4952 KB Output is correct
16 Partially correct 25 ms 5356 KB Partially correct - number of queries: 7164
17 Correct 2 ms 4952 KB Output is correct
18 Partially correct 52 ms 5208 KB Partially correct - number of queries: 8555
19 Correct 3 ms 4952 KB Output is correct
20 Correct 9 ms 4964 KB Output is correct
21 Correct 15 ms 5188 KB Output is correct
22 Correct 5 ms 4952 KB Output is correct
23 Correct 3 ms 5132 KB Output is correct
24 Correct 3 ms 5208 KB Output is correct
25 Correct 14 ms 5412 KB Output is correct
26 Correct 21 ms 5428 KB Output is correct
27 Correct 3 ms 4952 KB Output is correct
28 Partially correct 27 ms 5208 KB Partially correct - number of queries: 6941
29 Partially correct 23 ms 5208 KB Partially correct - number of queries: 5542
30 Partially correct 40 ms 5472 KB Partially correct - number of queries: 8522
31 Correct 2 ms 4952 KB Output is correct
32 Correct 5 ms 5208 KB Output is correct
33 Correct 1 ms 4952 KB Output is correct
34 Correct 12 ms 5160 KB Output is correct
35 Correct 4 ms 4952 KB Output is correct
36 Correct 9 ms 5144 KB Output is correct
37 Correct 5 ms 4952 KB Output is correct
38 Correct 3 ms 4952 KB Output is correct
39 Correct 11 ms 5188 KB Output is correct
40 Partially correct 50 ms 5712 KB Partially correct - number of queries: 7811
41 Partially correct 15 ms 5208 KB Partially correct - number of queries: 5073
42 Partially correct 20 ms 5208 KB Partially correct - number of queries: 5073
43 Correct 12 ms 5208 KB Output is correct
44 Correct 14 ms 5208 KB Output is correct
45 Correct 16 ms 5196 KB Output is correct
46 Correct 3 ms 4952 KB Output is correct
47 Correct 14 ms 5400 KB Output is correct
48 Partially correct 24 ms 5424 KB Partially correct - number of queries: 6249
49 Correct 5 ms 4952 KB Output is correct
50 Partially correct 31 ms 5208 KB Partially correct - number of queries: 8573
51 Correct 15 ms 5208 KB Output is correct
52 Correct 3 ms 4952 KB Output is correct
53 Correct 5 ms 5208 KB Output is correct
54 Correct 13 ms 5208 KB Output is correct
55 Correct 3 ms 4952 KB Output is correct
56 Partially correct 39 ms 5380 KB Partially correct - number of queries: 8556
57 Partially correct 21 ms 5260 KB Partially correct - number of queries: 6151
58 Partially correct 23 ms 5208 KB Partially correct - number of queries: 6197
59 Partially correct 20 ms 5208 KB Partially correct - number of queries: 5073
60 Correct 19 ms 5464 KB Output is correct
61 Correct 5 ms 4952 KB Output is correct
62 Correct 3 ms 4952 KB Output is correct
63 Correct 3 ms 4948 KB Output is correct
64 Correct 3 ms 4948 KB Output is correct
65 Correct 4 ms 4952 KB Output is correct
66 Correct 6 ms 5172 KB Output is correct
67 Correct 4 ms 4952 KB Output is correct
68 Correct 3 ms 4952 KB Output is correct
69 Correct 9 ms 5208 KB Output is correct
70 Correct 4 ms 5132 KB Output is correct
71 Partially correct 48 ms 5180 KB Partially correct - number of queries: 8353
72 Correct 6 ms 4952 KB Output is correct
73 Partially correct 47 ms 5208 KB Partially correct - number of queries: 8304
74 Partially correct 47 ms 5452 KB Partially correct - number of queries: 8325
75 Correct 4 ms 4952 KB Output is correct
76 Partially correct 33 ms 5464 KB Partially correct - number of queries: 7688
77 Partially correct 30 ms 5724 KB Partially correct - number of queries: 8539
78 Correct 6 ms 5208 KB Output is correct
79 Correct 20 ms 5428 KB Output is correct
80 Partially correct 35 ms 5164 KB Partially correct - number of queries: 8517
81 Partially correct 32 ms 5456 KB Partially correct - number of queries: 8488
82 Partially correct 31 ms 5532 KB Partially correct - number of queries: 8448
83 Correct 5 ms 4952 KB Output is correct
84 Partially correct 36 ms 5452 KB Partially correct - number of queries: 7566
85 Partially correct 41 ms 5208 KB Partially correct - number of queries: 8509
86 Correct 5 ms 5208 KB Output is correct
87 Correct 4 ms 4952 KB Output is correct
88 Correct 4 ms 5208 KB Output is correct
89 Correct 6 ms 4952 KB Output is correct
90 Correct 5 ms 4952 KB Output is correct
91 Correct 3 ms 4948 KB Output is correct
92 Correct 4 ms 4952 KB Output is correct
93 Correct 7 ms 4952 KB Output is correct
94 Correct 7 ms 4952 KB Output is correct
95 Correct 7 ms 4952 KB Output is correct
96 Correct 6 ms 4952 KB Output is correct
97 Correct 5 ms 4952 KB Output is correct