oj.uz

Submission #963936

# Submission time Handle Problem Language Result Execution time Memory
963936 2024-04-16T04:26:38 Z bachhoangxuan Xoractive (IZhO19_xoractive) C++17
100 / 100
 4 ms 596 KB 
#include "interactive.h"
#include<bits/stdc++.h>
using namespace std;

vector<int> guess(int n) {
    //cout << n << '\n';
	vector <int> ans(n);
    ans[0]=ask(1);
    //cout << ans[0] << '\n';
    vector<set<int>> ss(7);
    for(int i=0;i<7;i++){
        vector<int> p;
        for(int j=2;j<=n;j++) if((j-1)>>i&1) p.push_back(j);
        if(p.empty()) continue;
        map<int,int> mp;
        vector<int> a=get_pairwise_xor(p);
        p.push_back(1);
        vector<int> b=get_pairwise_xor(p);
        for(int x:b) mp[x]++;
        for(int x:a) mp[x]--;
        for(auto [x,cnt]:mp) if(x && cnt) ss[i].insert(x^ans[0]);
    }
    function<void(int,vector<int>,vector<int>)> dnc = [&](int t,vector<int> pos,vector<int> val){
        if(pos.empty()) return;
        if(t==7){
            ans[pos.back()]=val.back();
            return;
        }
        vector<int> lpos,rpos;
        for(int x:pos){
            if(x>>t&1) lpos.push_back(x);
            else rpos.push_back(x);
        }
        vector<int> lval,rval;
        for(int x:val){
            if(ss[t].find(x)!=ss[t].end()){
                ss[t].erase(x);
                lval.push_back(x);
            }
            else rval.push_back(x);
        }
        dnc(t+1,lpos,lval);dnc(t+1,rpos,rval);
    };
    set<int> all;
    all.insert(ans[0]);
    for(int i=0;i<7;i++) for(int x:ss[i]) all.insert(x);
    vector<int> val;
    for(int x:all){
        val.push_back(x);
        //cout << x << ' ';
    }
    //cout << '\n';
    vector<int> pos(n,0);
    iota(pos.begin(),pos.end(),0);
    dnc(0,pos,val);
    return ans;
}

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 460 KB Output is correct
2 Correct 3 ms 344 KB Output is correct
3 Correct 2 ms 344 KB Output is correct
4 Correct 4 ms 500 KB Output is correct
5 Correct 3 ms 344 KB Output is correct
6 Correct 3 ms 344 KB Output is correct
7 Correct 2 ms 344 KB Output is correct
8 Correct 3 ms 520 KB Output is correct
9 Correct 3 ms 344 KB Output is correct
10 Correct 4 ms 344 KB Output is correct
11 Correct 2 ms 596 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 4 ms 344 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 2 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 3 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 596 KB Output is correct
27 Correct 2 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 4 ms 344 KB Output is correct
35 Correct 2 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 4 ms 344 KB Output is correct
41 Correct 3 ms 344 KB Output is correct
42 Correct 3 ms 512 KB Output is correct
43 Correct 2 ms 344 KB Output is correct
44 Correct 3 ms 532 KB Output is correct
45 Correct 4 ms 344 KB Output is correct
46 Correct 3 ms 340 KB Output is correct
47 Correct 2 ms 344 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 2 ms 344 KB Output is correct
52 Correct 4 ms 344 KB Output is correct
53 Correct 3 ms 344 KB Output is correct
54 Correct 3 ms 348 KB Output is correct
55 Correct 2 ms 344 KB Output is correct
56 Correct 3 ms 344 KB Output is correct
57 Correct 3 ms 528 KB Output is correct
58 Correct 3 ms 596 KB Output is correct
59 Correct 2 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 596 KB Output is correct
64 Correct 3 ms 344 KB Output is correct
65 Correct 3 ms 532 KB Output is correct
66 Correct 3 ms 344 KB Output is correct
67 Correct 2 ms 344 KB Output is correct
68 Correct 3 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 2 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 2 ms 344 KB Output is correct
76 Correct 3 ms 344 KB Output is correct
77 Correct 3 ms 344 KB Output is correct
78 Correct 3 ms 344 KB Output is correct
79 Correct 2 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 4 ms 500 KB Output is correct
86 Correct 4 ms 344 KB Output is correct
87 Correct 2 ms 596 KB Output is correct
88 Correct 3 ms 520 KB Output is correct
89 Correct 4 ms 596 KB Output is correct
90 Correct 3 ms 344 KB Output is correct
91 Correct 2 ms 500 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 524 KB Output is correct
95 Correct 2 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 532 KB Output is correct