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Submission #785057

# Submission time Handle Problem Language Result Execution time Memory
785057 2023-07-17T03:13:08 Z Hanksburger Xoractive (IZhO19_xoractive) C++17
88 / 100
 8 ms 480 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=2; i<=n; i++)
        t.push_back(i);
    p=get_pairwise_xor(t);
    t.push_back(1);
    q=get_pairwise_xor(t);
    for (int u:p)
        q.erase(find(q.begin(), q.end(), u));
    for (int i=1; i<q.size(); i+=2)
        v.push_back(q[i]^x);
    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(find(q.begin(), q.end(), u));
        for (int j=1; j<q.size(); j+=2)
            res[i].push_back(q[j]^x);
    }
    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:15:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |     for (int i=1; i<q.size(); i+=2)
      |                   ~^~~~~~~~~
Xoractive.cpp:31:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |         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 1 ms 208 KB Output is correct

Subtask #2
82.0 / 94.0

# Verdict Execution time Memory Grader output
1 Partially correct 6 ms 472 KB Output is partially correct
2 Partially correct 6 ms 336 KB Output is partially correct
3 Partially correct 6 ms 444 KB Output is partially correct
4 Partially correct 6 ms 464 KB Output is partially correct
5 Partially correct 6 ms 480 KB Output is partially correct
6 Partially correct 6 ms 444 KB Output is partially correct
7 Partially correct 6 ms 472 KB Output is partially correct
8 Partially correct 5 ms 336 KB Output is partially correct
9 Partially correct 7 ms 464 KB Output is partially correct
10 Partially correct 5 ms 336 KB Output is partially correct
11 Partially correct 5 ms 336 KB Output is partially correct
12 Partially correct 6 ms 432 KB Output is partially correct
13 Partially correct 6 ms 336 KB Output is partially correct
14 Partially correct 6 ms 464 KB Output is partially correct
15 Partially correct 6 ms 476 KB Output is partially correct
16 Partially correct 6 ms 336 KB Output is partially correct
17 Partially correct 6 ms 464 KB Output is partially correct
18 Partially correct 5 ms 432 KB Output is partially correct
19 Partially correct 5 ms 336 KB Output is partially correct
20 Partially correct 6 ms 464 KB Output is partially correct
21 Partially correct 6 ms 416 KB Output is partially correct
22 Partially correct 6 ms 472 KB Output is partially correct
23 Partially correct 6 ms 408 KB Output is partially correct
24 Partially correct 6 ms 336 KB Output is partially correct
25 Partially correct 6 ms 464 KB Output is partially correct
26 Partially correct 6 ms 336 KB Output is partially correct
27 Partially correct 6 ms 336 KB Output is partially correct
28 Partially correct 6 ms 336 KB Output is partially correct
29 Partially correct 6 ms 464 KB Output is partially correct
30 Partially correct 6 ms 392 KB Output is partially correct
31 Partially correct 6 ms 336 KB Output is partially correct
32 Partially correct 7 ms 456 KB Output is partially correct
33 Partially correct 6 ms 464 KB Output is partially correct
34 Partially correct 6 ms 464 KB Output is partially correct
35 Partially correct 7 ms 408 KB Output is partially correct
36 Partially correct 6 ms 444 KB Output is partially correct
37 Partially correct 6 ms 336 KB Output is partially correct
38 Partially correct 6 ms 336 KB Output is partially correct
39 Partially correct 6 ms 408 KB Output is partially correct
40 Partially correct 7 ms 336 KB Output is partially correct
41 Partially correct 6 ms 336 KB Output is partially correct
42 Partially correct 6 ms 336 KB Output is partially correct
43 Partially correct 8 ms 464 KB Output is partially correct
44 Partially correct 6 ms 336 KB Output is partially correct
45 Partially correct 6 ms 336 KB Output is partially correct
46 Partially correct 6 ms 336 KB Output is partially correct
47 Partially correct 5 ms 336 KB Output is partially correct
48 Partially correct 5 ms 336 KB Output is partially correct
49 Partially correct 6 ms 336 KB Output is partially correct
50 Partially correct 7 ms 336 KB Output is partially correct
51 Partially correct 8 ms 336 KB Output is partially correct
52 Partially correct 5 ms 432 KB Output is partially correct
53 Partially correct 6 ms 336 KB Output is partially correct
54 Partially correct 6 ms 380 KB Output is partially correct
55 Partially correct 5 ms 336 KB Output is partially correct
56 Partially correct 7 ms 412 KB Output is partially correct
57 Partially correct 6 ms 336 KB Output is partially correct
58 Partially correct 5 ms 400 KB Output is partially correct
59 Partially correct 6 ms 448 KB Output is partially correct
60 Partially correct 6 ms 336 KB Output is partially correct
61 Partially correct 6 ms 336 KB Output is partially correct
62 Partially correct 6 ms 440 KB Output is partially correct
63 Partially correct 5 ms 408 KB Output is partially correct
64 Partially correct 6 ms 336 KB Output is partially correct
65 Partially correct 6 ms 408 KB Output is partially correct
66 Partially correct 5 ms 336 KB Output is partially correct
67 Partially correct 6 ms 464 KB Output is partially correct
68 Partially correct 5 ms 400 KB Output is partially correct
69 Partially correct 8 ms 336 KB Output is partially correct
70 Partially correct 6 ms 336 KB Output is partially correct
71 Partially correct 5 ms 464 KB Output is partially correct
72 Partially correct 6 ms 336 KB Output is partially correct
73 Partially correct 6 ms 464 KB Output is partially correct
74 Partially correct 5 ms 336 KB Output is partially correct
75 Partially correct 6 ms 336 KB Output is partially correct
76 Partially correct 6 ms 336 KB Output is partially correct
77 Partially correct 6 ms 336 KB Output is partially correct
78 Partially correct 6 ms 440 KB Output is partially correct
79 Partially correct 5 ms 336 KB Output is partially correct
80 Partially correct 6 ms 336 KB Output is partially correct
81 Partially correct 6 ms 464 KB Output is partially correct
82 Partially correct 6 ms 412 KB Output is partially correct
83 Partially correct 5 ms 336 KB Output is partially correct
84 Partially correct 6 ms 408 KB Output is partially correct
85 Partially correct 6 ms 336 KB Output is partially correct
86 Partially correct 6 ms 408 KB Output is partially correct
87 Partially correct 6 ms 336 KB Output is partially correct
88 Partially correct 6 ms 464 KB Output is partially correct
89 Partially correct 6 ms 412 KB Output is partially correct
90 Partially correct 5 ms 336 KB Output is partially correct
91 Partially correct 5 ms 464 KB Output is partially correct
92 Partially correct 5 ms 336 KB Output is partially correct
93 Partially correct 6 ms 336 KB Output is partially correct
94 Partially correct 6 ms 336 KB Output is partially correct
95 Partially correct 7 ms 336 KB Output is partially correct
96 Partially correct 6 ms 336 KB Output is partially correct
97 Partially correct 6 ms 336 KB Output is partially correct
98 Partially correct 6 ms 336 KB Output is partially correct
99 Partially correct 5 ms 464 KB Output is partially correct
100 Partially correct 6 ms 336 KB Output is partially correct