답안 #1030965

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1030965 2024-07-22T12:58:38 Z coolboy19521 커다란 상품 (IOI17_prize) C++17
94.83 / 100
31 ms 5704 KB
#include "prize.h"
#include "iostream"
 
using namespace std;

const int sz = 2e5 + 10;

vector<int> bf[sz];

vector<int> Ask(int x) {
    if (bf[x].size()) return bf[x];
    return bf[x] = ask(x);
}
 
int find_best(int n) {
    int mx = 0, xx = 500;
    for (int i = 0; i < min(n, 500); i ++) {
        auto pr = Ask(i);
        mx = max(mx, pr[0] + pr[1]);
        if (0 == pr[0] + pr[1]) return i;
        if (30 < mx) xx = i + 1;
    }
    int ls = 500;
    for (; ls < n;) {
        int ps = -1;
        for (; ls < n; ls ++) {
            auto pr = Ask(ls);
            int sm = pr[0] + pr[1];
            if (0 == sm) return ls;
            if (sm == mx) {
                ps = pr[1];
                break;
            }
        }
        int ds = xx;
        int rs = n;
        while (1 < rs - ds) {
            int mi = (ds + rs) / 2;
            if (mi <= ls) {
                ds = mi;
                continue;
            }
            auto pr = Ask(mi);
            int sm = pr[0] + pr[1];
            if (0 == sm) return mi;
            if (sm != mx) rs = mi;
            if (0 == ps - pr[1]) ds = mi;
            else rs = mi;
        }
        ls = ds + 1;
    }
    return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 4952 KB Output is correct
2 Correct 3 ms 4952 KB Output is correct
3 Correct 3 ms 4952 KB Output is correct
4 Correct 3 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 2 ms 4952 KB Output is correct
8 Correct 3 ms 4952 KB Output is correct
9 Correct 3 ms 4952 KB Output is correct
10 Correct 2 ms 4952 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 4952 KB Output is correct
2 Correct 3 ms 4952 KB Output is correct
3 Correct 3 ms 4952 KB Output is correct
4 Correct 3 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 3 ms 5392 KB Output is correct
8 Correct 3 ms 4952 KB Output is correct
9 Correct 4 ms 4952 KB Output is correct
10 Correct 3 ms 4952 KB Output is correct
11 Correct 4 ms 4952 KB Output is correct
12 Correct 3 ms 4952 KB Output is correct
13 Correct 5 ms 4952 KB Output is correct
14 Correct 4 ms 4952 KB Output is correct
15 Correct 5 ms 4952 KB Output is correct
16 Correct 25 ms 5208 KB Output is correct
17 Correct 3 ms 4948 KB Output is correct
18 Partially correct 26 ms 5704 KB Partially correct - number of queries: 5403
19 Correct 2 ms 4952 KB Output is correct
20 Correct 7 ms 5208 KB Output is correct
21 Correct 10 ms 4952 KB Output is correct
22 Correct 4 ms 4952 KB Output is correct
23 Correct 4 ms 4952 KB Output is correct
24 Correct 3 ms 4952 KB Output is correct
25 Correct 12 ms 5148 KB Output is correct
26 Correct 17 ms 5208 KB Output is correct
27 Correct 3 ms 4952 KB Output is correct
28 Correct 17 ms 5156 KB Output is correct
29 Correct 30 ms 5484 KB Output is correct
30 Partially correct 25 ms 5456 KB Partially correct - number of queries: 5394
31 Correct 2 ms 4952 KB Output is correct
32 Correct 6 ms 5208 KB Output is correct
33 Correct 1 ms 4952 KB Output is correct
34 Correct 13 ms 5188 KB Output is correct
35 Correct 4 ms 4952 KB Output is correct
36 Correct 11 ms 4952 KB Output is correct
37 Correct 4 ms 4952 KB Output is correct
38 Correct 4 ms 4952 KB Output is correct
39 Correct 11 ms 5436 KB Output is correct
40 Correct 17 ms 5152 KB Output is correct
41 Correct 13 ms 5200 KB Output is correct
42 Correct 14 ms 5208 KB Output is correct
43 Correct 14 ms 5208 KB Output is correct
44 Correct 12 ms 4952 KB Output is correct
45 Correct 13 ms 5208 KB Output is correct
46 Correct 5 ms 5208 KB Output is correct
47 Correct 12 ms 4952 KB Output is correct
48 Correct 15 ms 5200 KB Output is correct
49 Correct 5 ms 4952 KB Output is correct
50 Partially correct 20 ms 5208 KB Partially correct - number of queries: 5404
51 Correct 12 ms 5208 KB Output is correct
52 Correct 4 ms 4952 KB Output is correct
53 Correct 4 ms 4952 KB Output is correct
54 Correct 12 ms 4952 KB Output is correct
55 Correct 3 ms 4952 KB Output is correct
56 Partially correct 29 ms 5456 KB Partially correct - number of queries: 5408
57 Correct 19 ms 5164 KB Output is correct
58 Correct 19 ms 5284 KB Output is correct
59 Correct 14 ms 5456 KB Output is correct
60 Correct 11 ms 5400 KB Output is correct
61 Correct 3 ms 4952 KB Output is correct
62 Correct 2 ms 4952 KB Output is correct
63 Correct 4 ms 4952 KB Output is correct
64 Correct 3 ms 4952 KB Output is correct
65 Correct 3 ms 4952 KB Output is correct
66 Correct 5 ms 4952 KB Output is correct
67 Correct 4 ms 4952 KB Output is correct
68 Correct 3 ms 4952 KB Output is correct
69 Correct 4 ms 5204 KB Output is correct
70 Correct 4 ms 4948 KB Output is correct
71 Partially correct 16 ms 5208 KB Partially correct - number of queries: 5260
72 Correct 5 ms 4952 KB Output is correct
73 Partially correct 28 ms 5200 KB Partially correct - number of queries: 5197
74 Partially correct 27 ms 5456 KB Partially correct - number of queries: 5224
75 Correct 5 ms 5140 KB Output is correct
76 Correct 23 ms 5460 KB Output is correct
77 Partially correct 26 ms 5456 KB Partially correct - number of queries: 5517
78 Correct 7 ms 5204 KB Output is correct
79 Correct 14 ms 4952 KB Output is correct
80 Partially correct 24 ms 5208 KB Partially correct - number of queries: 5501
81 Partially correct 31 ms 5420 KB Partially correct - number of queries: 5493
82 Partially correct 19 ms 5404 KB Partially correct - number of queries: 5458
83 Correct 4 ms 4952 KB Output is correct
84 Correct 24 ms 5208 KB Output is correct
85 Partially correct 22 ms 5244 KB Partially correct - number of queries: 5478
86 Correct 3 ms 4952 KB Output is correct
87 Correct 4 ms 4952 KB Output is correct
88 Correct 4 ms 4952 KB Output is correct
89 Correct 3 ms 4952 KB Output is correct
90 Correct 3 ms 4952 KB Output is correct
91 Correct 3 ms 4952 KB Output is correct
92 Correct 5 ms 5208 KB Output is correct
93 Correct 5 ms 5208 KB Output is correct
94 Correct 5 ms 4952 KB Output is correct
95 Correct 4 ms 4952 KB Output is correct
96 Correct 5 ms 4952 KB Output is correct
97 Correct 3 ms 4952 KB Output is correct