답안 #987051

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
987051 2024-05-21T18:49:44 Z VMaksimoski008 커다란 상품 (IOI17_prize) C++17
90 / 100
46 ms 2136 KB
#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;

pii memo[200005];

pii query(int p) {
	if(memo[p] != pii{ -1, -1 }) return memo[p];
	vector<int> res = ask(p);
	return memo[p] = { res[0], res[1] };
}

int sum(int p) { return query(p).first + query(p).second; }
int L(int p) { return query(p).first; }
int R(int p) { return query(p).second; }

int find_best(int n) {
	for(int i=0; i<n; i++) memo[i] = { -1, -1 };

	if(n <= 4500) {
		for(int i=0; i<n; i++)
			if(sum(i) == 0) return i;
	}
	
	int curr = -1, mx = 0;
	set<int> s;
	for(int i=0; i<min(500, n); i++) {
		mx = max(mx, sum(i));
		if(sum(i) == 0) return i;
	}

	for(int i=1; i<=mx; i++) {
		int l=curr+1, r=n-1, pos=n-1;

		while(l <= r) {
			int mid = (l + r) / 2;
			if(sum(mid) == 0) return mid;

			if(sum(mid) == mx) {
				if(L(mid) >= i) pos = mid, r = mid - 1;
				else l = mid + 1;
			} else {
				pos = mid;
				r = mid - 1;
			}
		}
		
		curr = pos;
	}

	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 1880 KB Output is correct
2 Correct 3 ms 1880 KB Output is correct
3 Correct 4 ms 1880 KB Output is correct
4 Correct 4 ms 1880 KB Output is correct
5 Correct 3 ms 1880 KB Output is correct
6 Correct 1 ms 1880 KB Output is correct
7 Correct 3 ms 1880 KB Output is correct
8 Correct 3 ms 1880 KB Output is correct
9 Correct 4 ms 2132 KB Output is correct
10 Correct 4 ms 1880 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 1880 KB Output is correct
2 Correct 3 ms 1880 KB Output is correct
3 Correct 4 ms 1880 KB Output is correct
4 Correct 3 ms 1880 KB Output is correct
5 Correct 3 ms 1880 KB Output is correct
6 Correct 2 ms 1828 KB Output is correct
7 Correct 3 ms 1880 KB Output is correct
8 Correct 3 ms 1880 KB Output is correct
9 Correct 4 ms 1880 KB Output is correct
10 Correct 4 ms 1880 KB Output is correct
11 Correct 4 ms 1880 KB Output is correct
12 Correct 4 ms 1876 KB Output is correct
13 Correct 7 ms 1880 KB Output is correct
14 Correct 3 ms 600 KB Output is correct
15 Correct 12 ms 1880 KB Output is correct
16 Partially correct 36 ms 1880 KB Partially correct - number of queries: 6995
17 Correct 3 ms 1880 KB Output is correct
18 Partially correct 46 ms 1880 KB Partially correct - number of queries: 8101
19 Correct 3 ms 1876 KB Output is correct
20 Correct 12 ms 1108 KB Output is correct
21 Correct 13 ms 1880 KB Output is correct
22 Correct 5 ms 1880 KB Output is correct
23 Correct 4 ms 1880 KB Output is correct
24 Correct 3 ms 1880 KB Output is correct
25 Correct 27 ms 1880 KB Output is correct
26 Correct 21 ms 1880 KB Output is correct
27 Correct 3 ms 1880 KB Output is correct
28 Partially correct 31 ms 1880 KB Partially correct - number of queries: 7691
29 Partially correct 34 ms 1880 KB Partially correct - number of queries: 5951
30 Partially correct 40 ms 1880 KB Partially correct - number of queries: 8040
31 Correct 3 ms 1880 KB Output is correct
32 Correct 4 ms 1880 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 12 ms 1976 KB Output is correct
35 Correct 5 ms 1880 KB Output is correct
36 Correct 13 ms 2132 KB Output is correct
37 Correct 4 ms 1884 KB Output is correct
38 Correct 4 ms 2136 KB Output is correct
39 Correct 18 ms 1880 KB Output is correct
40 Partially correct 29 ms 1880 KB Partially correct - number of queries: 6952
41 Partially correct 22 ms 1880 KB Partially correct - number of queries: 5074
42 Partially correct 31 ms 1880 KB Partially correct - number of queries: 5074
43 Correct 20 ms 1880 KB Output is correct
44 Correct 18 ms 1880 KB Output is correct
45 Correct 11 ms 1880 KB Output is correct
46 Correct 3 ms 2136 KB Output is correct
47 Correct 35 ms 1880 KB Output is correct
48 Partially correct 32 ms 1880 KB Partially correct - number of queries: 6141
49 Correct 5 ms 1880 KB Output is correct
50 Partially correct 40 ms 1880 KB Partially correct - number of queries: 8094
51 Correct 19 ms 2036 KB Output is correct
52 Correct 3 ms 1880 KB Output is correct
53 Correct 4 ms 1880 KB Output is correct
54 Correct 14 ms 1880 KB Output is correct
55 Correct 3 ms 1880 KB Output is correct
56 Partially correct 42 ms 2132 KB Partially correct - number of queries: 8102
57 Partially correct 32 ms 1880 KB Partially correct - number of queries: 6050
58 Partially correct 39 ms 1880 KB Partially correct - number of queries: 6118
59 Partially correct 27 ms 1880 KB Partially correct - number of queries: 5070
60 Correct 22 ms 1880 KB Output is correct
61 Correct 4 ms 1876 KB Output is correct
62 Correct 5 ms 1880 KB Output is correct
63 Correct 4 ms 1880 KB Output is correct
64 Correct 4 ms 1880 KB Output is correct
65 Correct 4 ms 1876 KB Output is correct
66 Correct 5 ms 1880 KB Output is correct
67 Correct 3 ms 1880 KB Output is correct
68 Correct 3 ms 1876 KB Output is correct
69 Correct 5 ms 1880 KB Output is correct
70 Correct 4 ms 1880 KB Output is correct
71 Partially correct 38 ms 1880 KB Partially correct - number of queries: 8270
72 Correct 5 ms 1880 KB Output is correct
73 Partially correct 37 ms 1880 KB Partially correct - number of queries: 8159
74 Partially correct 44 ms 1880 KB Partially correct - number of queries: 8219
75 Correct 4 ms 1880 KB Output is correct
76 Partially correct 37 ms 1880 KB Partially correct - number of queries: 7113
77 Partially correct 38 ms 1880 KB Partially correct - number of queries: 8112
78 Correct 5 ms 1880 KB Output is correct
79 Correct 16 ms 1880 KB Output is correct
80 Partially correct 39 ms 1880 KB Partially correct - number of queries: 8117
81 Partially correct 43 ms 1880 KB Partially correct - number of queries: 8105
82 Partially correct 32 ms 1880 KB Partially correct - number of queries: 8078
83 Correct 4 ms 1880 KB Output is correct
84 Partially correct 27 ms 1880 KB Partially correct - number of queries: 6716
85 Partially correct 44 ms 1880 KB Partially correct - number of queries: 8147
86 Correct 28 ms 1880 KB Output is correct
87 Correct 5 ms 2132 KB Output is correct
88 Correct 19 ms 1880 KB Output is correct
89 Correct 18 ms 1880 KB Output is correct
90 Correct 4 ms 1880 KB Output is correct
91 Correct 14 ms 1880 KB Output is correct
92 Correct 24 ms 1880 KB Output is correct
93 Correct 21 ms 1880 KB Output is correct
94 Correct 17 ms 1880 KB Output is correct
95 Correct 18 ms 1880 KB Output is correct
96 Correct 19 ms 1880 KB Output is correct
97 Correct 18 ms 1880 KB Output is correct