oj.uz

Submission #1092138

# Submission time Handle Problem Language Result Execution time Memory
1092138 2024-09-23T09:40:04 Z juicy Xoractive (IZhO19_xoractive) C++17
100 / 100
 4 ms 596 KB 
#include "interactive.h"

#include <bits/stdc++.h>

using namespace std;

void sub(vector<int> &a, vector<int> b) {
  for (int x : b) {
    a.erase(find(a.begin(), a.end(), x));
  }
}

vector<int> qry(vector<int> cnd) {
  vector<int> a = cnd;
  a.push_back(1);
  a = get_pairwise_xor(a);
  sub(a, get_pairwise_xor(cnd));
  a.erase(find(a.begin(), a.end(), 0));
  vector<int> nw;
  for (int i = 0; i < a.size(); i += 2) {
    nw.push_back(a[i]);
  }
  a.swap(nw);
  return a;
}

vector<int> guess(int n) {
  vector<int> a(n);
  a[0] = ask(1);
  int lg = __lg(n);
  vector<vector<int>> s(lg + 1);
  map<int, int> mp;
  for (int j = 0; j <= lg; ++j) {
    vector<int> cnd;
    for (int i = 2; i <= n; ++i) {
      if (i >> j & 1) {
        cnd.push_back(i);
      }
    } 
    s[j] = qry(cnd);
    for (int x : s[j]) {
      mp[x ^ a[0]] |= 1 << j;
    }
  }
  for (auto [x, i] : mp) {
    a[i - 1] = x;
  }
  return a;
}

Compilation message

Xoractive.cpp: In function 'std::vector<int> qry(std::vector<int>)':
Xoractive.cpp:20:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |   for (int i = 0; i < a.size(); i += 2) {
      |                   ~~^~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct

Subtask #2
94.0 / 94.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 3 ms 596 KB Output is correct
3 Correct 2 ms 344 KB Output is correct
4 Correct 3 ms 344 KB Output is correct
5 Correct 3 ms 344 KB Output is correct
6 Correct 3 ms 344 KB Output is correct
7 Correct 3 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 3 ms 344 KB Output is correct
10 Correct 3 ms 344 KB Output is correct
11 Correct 3 ms 344 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 3 ms 344 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 3 ms 344 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 2 ms 344 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 3 ms 344 KB Output is correct
22 Correct 3 ms 344 KB Output is correct
23 Correct 3 ms 344 KB Output is correct
24 Correct 3 ms 344 KB Output is correct
25 Correct 3 ms 344 KB Output is correct
26 Correct 3 ms 344 KB Output is correct
27 Correct 3 ms 344 KB Output is correct
28 Correct 3 ms 344 KB Output is correct
29 Correct 3 ms 344 KB Output is correct
30 Correct 3 ms 344 KB Output is correct
31 Correct 2 ms 344 KB Output is correct
32 Correct 3 ms 344 KB Output is correct
33 Correct 3 ms 344 KB Output is correct
34 Correct 3 ms 344 KB Output is correct
35 Correct 3 ms 344 KB Output is correct
36 Correct 3 ms 344 KB Output is correct
37 Correct 3 ms 344 KB Output is correct
38 Correct 3 ms 344 KB Output is correct
39 Correct 2 ms 344 KB Output is correct
40 Correct 3 ms 344 KB Output is correct
41 Correct 3 ms 344 KB Output is correct
42 Correct 3 ms 480 KB Output is correct
43 Correct 3 ms 344 KB Output is correct
44 Correct 3 ms 344 KB Output is correct
45 Correct 3 ms 344 KB Output is correct
46 Correct 3 ms 344 KB Output is correct
47 Correct 2 ms 380 KB Output is correct
48 Correct 3 ms 344 KB Output is correct
49 Correct 3 ms 344 KB Output is correct
50 Correct 3 ms 344 KB Output is correct
51 Correct 3 ms 484 KB Output is correct
52 Correct 3 ms 344 KB Output is correct
53 Correct 3 ms 344 KB Output is correct
54 Correct 3 ms 344 KB Output is correct
55 Correct 2 ms 344 KB Output is correct
56 Correct 3 ms 484 KB Output is correct
57 Correct 3 ms 344 KB Output is correct
58 Correct 3 ms 344 KB Output is correct
59 Correct 3 ms 344 KB Output is correct
60 Correct 3 ms 344 KB Output is correct
61 Correct 3 ms 344 KB Output is correct
62 Correct 3 ms 344 KB Output is correct
63 Correct 2 ms 344 KB Output is correct
64 Correct 3 ms 344 KB Output is correct
65 Correct 3 ms 344 KB Output is correct
66 Correct 3 ms 344 KB Output is correct
67 Correct 3 ms 344 KB Output is correct
68 Correct 2 ms 344 KB Output is correct
69 Correct 3 ms 344 KB Output is correct
70 Correct 3 ms 344 KB Output is correct
71 Correct 3 ms 344 KB Output is correct
72 Correct 3 ms 344 KB Output is correct
73 Correct 3 ms 344 KB Output is correct
74 Correct 3 ms 344 KB Output is correct
75 Correct 3 ms 344 KB Output is correct
76 Correct 3 ms 484 KB Output is correct
77 Correct 3 ms 344 KB Output is correct
78 Correct 3 ms 344 KB Output is correct
79 Correct 4 ms 344 KB Output is correct
80 Correct 3 ms 344 KB Output is correct
81 Correct 3 ms 344 KB Output is correct
82 Correct 3 ms 344 KB Output is correct
83 Correct 2 ms 344 KB Output is correct
84 Correct 3 ms 344 KB Output is correct
85 Correct 3 ms 344 KB Output is correct
86 Correct 3 ms 344 KB Output is correct
87 Correct 3 ms 344 KB Output is correct
88 Correct 3 ms 344 KB Output is correct
89 Correct 3 ms 344 KB Output is correct
90 Correct 3 ms 344 KB Output is correct
91 Correct 3 ms 344 KB Output is correct
92 Correct 3 ms 344 KB Output is correct
93 Correct 3 ms 344 KB Output is correct
94 Correct 3 ms 480 KB Output is correct
95 Correct 3 ms 344 KB Output is correct
96 Correct 3 ms 344 KB Output is correct
97 Correct 4 ms 344 KB Output is correct
98 Correct 3 ms 344 KB Output is correct
99 Correct 3 ms 344 KB Output is correct
100 Correct 3 ms 480 KB Output is correct