oj.uz

Submission #168415

# Submission time Handle Problem Language Result Execution time Memory
168415 2019-12-13T03:24:18 Z Nordway Xoractive (IZhO19_xoractive) C++14
100 / 100
 12 ms 888 KB 
#include<bits/stdc++.h>
#include "interactive.h"
#include <ext/pb_ds/assoc_container.hpp>
#define x first
#define y second
#define pb push_back
#define mp make_pair
#define all(v) v.begin(),v.end()
#define sz(v) (int)v.size()
#define up_b upper_bound
#define low_b lower_bound
#define nl '\n'

using namespace std;
using namespace __gnu_pbds;

typedef long long ll;
typedef long double ld;

typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update>ordered_set;

const int N=2e5+11;
const int M=1e6+11;
const int inf=1e9;
const ll INF=1e18;
const ll mod=1e9+7;
const double EPS=1e-9;

multiset<int>query(vector<int>v){
  multiset<int>res;
  vector<int>v2=get_pairwise_xor(v);
  for(int i=0;i<sz(v2);i++){
    res.insert(v2[i]);
  }
  return res;
}

set<int>num[7];

vector<int>guess(int n){
  if(n<=4){
    vector<int>res;
    for(int i=1;i<=n;i++){
      res.pb(ask(i));
    }
    return res;
  }
  vector<int>res;
  res.pb(ask(1));
  set<int>S;
  for(int i=0;i<7;i++){
    vector<int>v;
    for(int j=2;j<=n;j++){
      if(((j>>i)&1)==0)continue;
      v.pb(j);
    }
    multiset<int>m1=query(v);
    v.pb(1);
    multiset<int>m2=query(v);
    m2.erase(m2.find(0));
    for(int val:m1)m2.erase(m2.find(val));
    for(int val:m2){
      num[i].insert((val^res[0]));
      S.insert((val^res[0]));
    }
  }
  for(int i=2;i<=n;i++){
    set<int>s=S;
    for(int j=0;j<7;j++){
      if(((i>>j)&1)==0)continue;
      set<int>m;
      for(int val:num[j]){
        auto it=s.find(val);
        if(it==s.end())continue;
        m.insert(*it);
      }
      s=m;
    }
    for(int j=0;j<7;j++){
      if(((i>>j)&1)==1)continue;
      for(int val:num[j]){
        auto it=s.find(val);
        if(it==s.end())continue;
        s.erase(*it);
      }
    }
    res.pb(*s.begin());
  }
  return res;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 252 KB Output is correct
3 Correct 2 ms 248 KB Output is correct
4 Correct 2 ms 376 KB Output is correct

Subtask #2
94.0 / 94.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 636 KB Output is correct
2 Correct 10 ms 632 KB Output is correct
3 Correct 10 ms 504 KB Output is correct
4 Correct 11 ms 632 KB Output is correct
5 Correct 11 ms 632 KB Output is correct
6 Correct 11 ms 632 KB Output is correct
7 Correct 10 ms 504 KB Output is correct
8 Correct 10 ms 504 KB Output is correct
9 Correct 11 ms 632 KB Output is correct
10 Correct 10 ms 632 KB Output is correct
11 Correct 10 ms 504 KB Output is correct
12 Correct 10 ms 636 KB Output is correct
13 Correct 10 ms 568 KB Output is correct
14 Correct 11 ms 504 KB Output is correct
15 Correct 10 ms 504 KB Output is correct
16 Correct 11 ms 632 KB Output is correct
17 Correct 11 ms 632 KB Output is correct
18 Correct 10 ms 632 KB Output is correct
19 Correct 10 ms 504 KB Output is correct
20 Correct 11 ms 504 KB Output is correct
21 Correct 11 ms 632 KB Output is correct
22 Correct 11 ms 632 KB Output is correct
23 Correct 11 ms 632 KB Output is correct
24 Correct 12 ms 508 KB Output is correct
25 Correct 10 ms 504 KB Output is correct
26 Correct 10 ms 632 KB Output is correct
27 Correct 11 ms 632 KB Output is correct
28 Correct 10 ms 680 KB Output is correct
29 Correct 10 ms 556 KB Output is correct
30 Correct 10 ms 552 KB Output is correct
31 Correct 11 ms 632 KB Output is correct
32 Correct 10 ms 632 KB Output is correct
33 Correct 11 ms 632 KB Output is correct
34 Correct 11 ms 504 KB Output is correct
35 Correct 10 ms 504 KB Output is correct
36 Correct 11 ms 640 KB Output is correct
37 Correct 10 ms 632 KB Output is correct
38 Correct 10 ms 504 KB Output is correct
39 Correct 10 ms 504 KB Output is correct
40 Correct 10 ms 632 KB Output is correct
41 Correct 10 ms 632 KB Output is correct
42 Correct 10 ms 632 KB Output is correct
43 Correct 10 ms 504 KB Output is correct
44 Correct 11 ms 636 KB Output is correct
45 Correct 11 ms 632 KB Output is correct
46 Correct 10 ms 632 KB Output is correct
47 Correct 10 ms 632 KB Output is correct
48 Correct 10 ms 504 KB Output is correct
49 Correct 10 ms 552 KB Output is correct
50 Correct 10 ms 504 KB Output is correct
51 Correct 10 ms 632 KB Output is correct
52 Correct 10 ms 632 KB Output is correct
53 Correct 10 ms 504 KB Output is correct
54 Correct 11 ms 504 KB Output is correct
55 Correct 10 ms 632 KB Output is correct
56 Correct 11 ms 504 KB Output is correct
57 Correct 11 ms 760 KB Output is correct
58 Correct 10 ms 504 KB Output is correct
59 Correct 10 ms 504 KB Output is correct
60 Correct 11 ms 556 KB Output is correct
61 Correct 10 ms 504 KB Output is correct
62 Correct 11 ms 508 KB Output is correct
63 Correct 10 ms 632 KB Output is correct
64 Correct 10 ms 632 KB Output is correct
65 Correct 11 ms 632 KB Output is correct
66 Correct 10 ms 632 KB Output is correct
67 Correct 10 ms 632 KB Output is correct
68 Correct 10 ms 504 KB Output is correct
69 Correct 10 ms 504 KB Output is correct
70 Correct 11 ms 632 KB Output is correct
71 Correct 10 ms 632 KB Output is correct
72 Correct 10 ms 636 KB Output is correct
73 Correct 11 ms 504 KB Output is correct
74 Correct 10 ms 632 KB Output is correct
75 Correct 11 ms 632 KB Output is correct
76 Correct 11 ms 632 KB Output is correct
77 Correct 10 ms 888 KB Output is correct
78 Correct 10 ms 504 KB Output is correct
79 Correct 10 ms 556 KB Output is correct
80 Correct 10 ms 504 KB Output is correct
81 Correct 11 ms 632 KB Output is correct
82 Correct 10 ms 504 KB Output is correct
83 Correct 10 ms 632 KB Output is correct
84 Correct 11 ms 632 KB Output is correct
85 Correct 11 ms 504 KB Output is correct
86 Correct 11 ms 632 KB Output is correct
87 Correct 10 ms 504 KB Output is correct
88 Correct 11 ms 632 KB Output is correct
89 Correct 10 ms 632 KB Output is correct
90 Correct 10 ms 632 KB Output is correct
91 Correct 10 ms 504 KB Output is correct
92 Correct 10 ms 632 KB Output is correct
93 Correct 10 ms 632 KB Output is correct
94 Correct 10 ms 504 KB Output is correct
95 Correct 10 ms 504 KB Output is correct
96 Correct 10 ms 632 KB Output is correct
97 Correct 10 ms 504 KB Output is correct
98 Correct 10 ms 632 KB Output is correct
99 Correct 10 ms 632 KB Output is correct
100 Correct 11 ms 632 KB Output is correct