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답안 #133374

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
133374 2019-07-20T12:54:15 Z IOrtroiii 커다란 상품 (IOI17_prize) C++14
100 / 100
 71 ms 10792 KB 
#include <bits/stdc++.h>

#include "prize.h"

using namespace std;

set<int> s[200200];
int ans[200200];

int solve(int l, int r) {
   if (l > r) {
      return -1;
   }
   int md = (l + r) >> 1;
   vector<int> a = ask(md);
   ans[md] = a[0];
   int all = a[0] + a[1];
   if (all == 0) {
      return md;
   }
   auto it = s[all].insert(md).first;
   if (it == s[all].begin() || ans[*prev(it)] != ans[md]) {
      int cur = solve(l, md - 1);
      if (~cur) return cur;
   }
   if (it == --s[all].end() || ans[*next(it)] != ans[md]) {
      int cur = solve(md + 1, r);
      if (~cur) return cur;
   }
   return -1;
}

int find_best(int n) {
   return solve(0, n - 1);
}

Subtask #1
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 11 ms 9720 KB Output is correct
2 Correct 11 ms 9848 KB Output is correct
3 Correct 11 ms 9720 KB Output is correct
4 Correct 13 ms 9856 KB Output is correct
5 Correct 11 ms 9720 KB Output is correct
6 Correct 11 ms 9720 KB Output is correct
7 Correct 11 ms 9848 KB Output is correct
8 Correct 11 ms 9848 KB Output is correct
9 Correct 11 ms 9592 KB Output is correct
10 Correct 12 ms 9964 KB Output is correct

Subtask #2
80.0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 11 ms 9728 KB Output is correct
2 Correct 11 ms 9848 KB Output is correct
3 Correct 13 ms 9720 KB Output is correct
4 Correct 12 ms 9728 KB Output is correct
5 Correct 11 ms 9712 KB Output is correct
6 Correct 11 ms 9720 KB Output is correct
7 Correct 11 ms 9728 KB Output is correct
8 Correct 11 ms 9848 KB Output is correct
9 Correct 11 ms 9720 KB Output is correct
10 Correct 11 ms 9848 KB Output is correct
11 Correct 14 ms 9976 KB Output is correct
12 Correct 11 ms 9744 KB Output is correct
13 Correct 13 ms 10128 KB Output is correct
14 Correct 13 ms 9720 KB Output is correct
15 Correct 17 ms 9848 KB Output is correct
16 Correct 32 ms 10480 KB Output is correct
17 Correct 13 ms 9724 KB Output is correct
18 Correct 49 ms 10656 KB Output is correct
19 Correct 11 ms 9720 KB Output is correct
20 Correct 23 ms 9976 KB Output is correct
21 Correct 20 ms 10044 KB Output is correct
22 Correct 14 ms 9720 KB Output is correct
23 Correct 14 ms 9720 KB Output is correct
24 Correct 11 ms 9856 KB Output is correct
25 Correct 33 ms 10232 KB Output is correct
26 Correct 23 ms 10376 KB Output is correct
27 Correct 14 ms 9796 KB Output is correct
28 Correct 46 ms 10580 KB Output is correct
29 Correct 41 ms 10408 KB Output is correct
30 Correct 59 ms 10616 KB Output is correct
31 Correct 11 ms 9720 KB Output is correct
32 Correct 15 ms 9976 KB Output is correct
33 Correct 11 ms 9720 KB Output is correct
34 Correct 19 ms 10012 KB Output is correct
35 Correct 12 ms 9848 KB Output is correct
36 Correct 20 ms 9896 KB Output is correct
37 Correct 12 ms 9720 KB Output is correct
38 Correct 11 ms 9720 KB Output is correct
39 Correct 34 ms 10232 KB Output is correct
40 Correct 45 ms 10688 KB Output is correct
41 Correct 36 ms 10364 KB Output is correct
42 Correct 38 ms 10280 KB Output is correct
43 Correct 35 ms 10132 KB Output is correct
44 Correct 32 ms 10208 KB Output is correct
45 Correct 18 ms 10132 KB Output is correct
46 Correct 11 ms 9720 KB Output is correct
47 Correct 29 ms 10104 KB Output is correct
48 Correct 39 ms 10344 KB Output is correct
49 Correct 15 ms 9720 KB Output is correct
50 Correct 55 ms 10616 KB Output is correct
51 Correct 32 ms 10104 KB Output is correct
52 Correct 11 ms 9720 KB Output is correct
53 Correct 13 ms 9940 KB Output is correct
54 Correct 31 ms 10092 KB Output is correct
55 Correct 11 ms 9684 KB Output is correct
56 Correct 63 ms 10660 KB Output is correct
57 Correct 44 ms 10364 KB Output is correct
58 Correct 44 ms 10424 KB Output is correct
59 Correct 43 ms 10232 KB Output is correct
60 Correct 34 ms 10232 KB Output is correct
61 Correct 12 ms 9848 KB Output is correct
62 Correct 11 ms 9720 KB Output is correct
63 Correct 12 ms 9848 KB Output is correct
64 Correct 11 ms 9848 KB Output is correct
65 Correct 11 ms 9720 KB Output is correct
66 Correct 11 ms 9848 KB Output is correct
67 Correct 11 ms 9728 KB Output is correct
68 Correct 11 ms 9720 KB Output is correct
69 Correct 11 ms 9728 KB Output is correct
70 Correct 11 ms 9720 KB Output is correct
71 Correct 58 ms 10612 KB Output is correct
72 Correct 19 ms 10228 KB Output is correct
73 Correct 54 ms 10700 KB Output is correct
74 Correct 45 ms 10676 KB Output is correct
75 Correct 12 ms 9848 KB Output is correct
76 Correct 50 ms 10640 KB Output is correct
77 Correct 42 ms 10744 KB Output is correct
78 Correct 16 ms 10104 KB Output is correct
79 Correct 38 ms 10568 KB Output is correct
80 Correct 58 ms 10792 KB Output is correct
81 Correct 58 ms 10644 KB Output is correct
82 Correct 40 ms 10704 KB Output is correct
83 Correct 12 ms 9848 KB Output is correct
84 Correct 54 ms 10664 KB Output is correct
85 Correct 71 ms 10696 KB Output is correct
86 Correct 17 ms 10104 KB Output is correct
87 Correct 15 ms 9976 KB Output is correct
88 Correct 17 ms 10104 KB Output is correct
89 Correct 17 ms 10104 KB Output is correct
90 Correct 13 ms 9848 KB Output is correct
91 Correct 14 ms 9976 KB Output is correct
92 Correct 10 ms 9720 KB Output is correct
93 Correct 12 ms 10040 KB Output is correct
94 Correct 14 ms 9976 KB Output is correct
95 Correct 15 ms 10104 KB Output is correct
96 Correct 15 ms 9976 KB Output is correct
97 Correct 11 ms 9720 KB Output is correct