oj.uz

Submission #785060

# Submission time Handle Problem Language Result Execution time Memory
785060 2023-07-17T03:30:49 Z Hanksburger Xoractive (IZhO19_xoractive) C++17
100 / 100
 3 ms 464 KB 
#include "interactive.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> res[7], v, p, q, t;
vector<int> guess(int n)
{
    int x=ask(1);
    for (int i=0; i<=6; i++)
    {
        t.clear();
        for (int j=2; j<=n; j++)
            if (j&(1<<i))
                t.push_back(j);
        if (t.empty())
            p.clear();
        else
            p=get_pairwise_xor(t);
        t.push_back(1);
        q=get_pairwise_xor(t);
        for (int u:p)
            q.erase(lower_bound(q.begin(), q.end(), u));
        for (int j=1; j<q.size(); j+=2)
        {
            v.push_back(q[j]^x);
            res[i].push_back(q[j]^x);
        }
    }
    sort(v.begin(), v.end());
    v.resize(unique(v.begin(), v.end())-v.begin());
    vector<int> ans(n);
    ans[0]=x;
    for (int u:v)
    {
        int ind=0;
        for (int i=0; i<=6; i++)
            if (find(res[i].begin(), res[i].end(), u)!=res[i].end())
                ind|=1<<i;
        ans[ind-1]=u;
    }
    return ans;
}

Compilation message

Xoractive.cpp: In function 'std::vector<int> guess(int)':
Xoractive.cpp:22:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |         for (int j=1; j<q.size(); j+=2)
      |                       ~^~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct

Subtask #2
94.0 / 94.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 336 KB Output is correct
2 Correct 3 ms 336 KB Output is correct
3 Correct 2 ms 336 KB Output is correct
4 Correct 3 ms 336 KB Output is correct
5 Correct 3 ms 336 KB Output is correct
6 Correct 3 ms 364 KB Output is correct
7 Correct 2 ms 336 KB Output is correct
8 Correct 2 ms 336 KB Output is correct
9 Correct 3 ms 336 KB Output is correct
10 Correct 3 ms 336 KB Output is correct
11 Correct 2 ms 336 KB Output is correct
12 Correct 2 ms 336 KB Output is correct
13 Correct 2 ms 336 KB Output is correct
14 Correct 3 ms 336 KB Output is correct
15 Correct 2 ms 336 KB Output is correct
16 Correct 3 ms 336 KB Output is correct
17 Correct 3 ms 336 KB Output is correct
18 Correct 2 ms 336 KB Output is correct
19 Correct 2 ms 336 KB Output is correct
20 Correct 3 ms 336 KB Output is correct
21 Correct 3 ms 336 KB Output is correct
22 Correct 3 ms 336 KB Output is correct
23 Correct 2 ms 336 KB Output is correct
24 Correct 3 ms 336 KB Output is correct
25 Correct 3 ms 336 KB Output is correct
26 Correct 2 ms 464 KB Output is correct
27 Correct 2 ms 336 KB Output is correct
28 Correct 3 ms 336 KB Output is correct
29 Correct 3 ms 336 KB Output is correct
30 Correct 3 ms 336 KB Output is correct
31 Correct 2 ms 348 KB Output is correct
32 Correct 3 ms 336 KB Output is correct
33 Correct 2 ms 336 KB Output is correct
34 Correct 2 ms 336 KB Output is correct
35 Correct 2 ms 336 KB Output is correct
36 Correct 3 ms 336 KB Output is correct
37 Correct 3 ms 336 KB Output is correct
38 Correct 2 ms 336 KB Output is correct
39 Correct 3 ms 336 KB Output is correct
40 Correct 2 ms 336 KB Output is correct
41 Correct 2 ms 336 KB Output is correct
42 Correct 3 ms 336 KB Output is correct
43 Correct 2 ms 364 KB Output is correct
44 Correct 2 ms 336 KB Output is correct
45 Correct 3 ms 336 KB Output is correct
46 Correct 2 ms 336 KB Output is correct
47 Correct 2 ms 336 KB Output is correct
48 Correct 2 ms 336 KB Output is correct
49 Correct 2 ms 336 KB Output is correct
50 Correct 3 ms 336 KB Output is correct
51 Correct 2 ms 336 KB Output is correct
52 Correct 2 ms 336 KB Output is correct
53 Correct 2 ms 336 KB Output is correct
54 Correct 2 ms 336 KB Output is correct
55 Correct 2 ms 364 KB Output is correct
56 Correct 3 ms 336 KB Output is correct
57 Correct 3 ms 336 KB Output is correct
58 Correct 2 ms 336 KB Output is correct
59 Correct 2 ms 336 KB Output is correct
60 Correct 3 ms 336 KB Output is correct
61 Correct 2 ms 336 KB Output is correct
62 Correct 3 ms 336 KB Output is correct
63 Correct 2 ms 336 KB Output is correct
64 Correct 2 ms 336 KB Output is correct
65 Correct 3 ms 336 KB Output is correct
66 Correct 2 ms 336 KB Output is correct
67 Correct 2 ms 336 KB Output is correct
68 Correct 2 ms 336 KB Output is correct
69 Correct 2 ms 336 KB Output is correct
70 Correct 3 ms 336 KB Output is correct
71 Correct 2 ms 336 KB Output is correct
72 Correct 3 ms 336 KB Output is correct
73 Correct 3 ms 336 KB Output is correct
74 Correct 2 ms 336 KB Output is correct
75 Correct 2 ms 336 KB Output is correct
76 Correct 3 ms 336 KB Output is correct
77 Correct 2 ms 336 KB Output is correct
78 Correct 3 ms 360 KB Output is correct
79 Correct 2 ms 336 KB Output is correct
80 Correct 2 ms 336 KB Output is correct
81 Correct 3 ms 336 KB Output is correct
82 Correct 2 ms 336 KB Output is correct
83 Correct 2 ms 336 KB Output is correct
84 Correct 3 ms 336 KB Output is correct
85 Correct 2 ms 336 KB Output is correct
86 Correct 3 ms 336 KB Output is correct
87 Correct 2 ms 336 KB Output is correct
88 Correct 3 ms 336 KB Output is correct
89 Correct 3 ms 336 KB Output is correct
90 Correct 2 ms 336 KB Output is correct
91 Correct 2 ms 336 KB Output is correct
92 Correct 2 ms 336 KB Output is correct
93 Correct 2 ms 336 KB Output is correct
94 Correct 2 ms 336 KB Output is correct
95 Correct 2 ms 336 KB Output is correct
96 Correct 2 ms 336 KB Output is correct
97 Correct 2 ms 336 KB Output is correct
98 Correct 2 ms 336 KB Output is correct
99 Correct 2 ms 336 KB Output is correct
100 Correct 3 ms 336 KB Output is correct