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Submission #287871

# Submission time Handle Problem Language Result Execution time Memory
287871 2020-09-01T05:37:00 Z dvdg6566 Xoractive (IZhO19_xoractive) C++14
88 / 100
 10 ms 1024 KB 
#include "interactive.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pi;
typedef vector<int> vi;
typedef vector<pi> vpi;
#define pb emplace_back
#define mp make_pair
#define f first
#define s second
#define SZ(x) (int)x.size()
#define ALL(x) x.begin(),x.end()
#define lb lower_bound
const int MAXN=1001000;
const ll MOD=998244353;

set<int> V[10];
int N;

set<int> query(vi A){
	if(SZ(A) == 0){
		set<int> K;
		return K;
	}
	vi a = get_pairwise_xor(A);
	A.pb(N);
	vi b = get_pairwise_xor(A);
	multiset<int> M;
	for(auto i:b)M.insert(i);
	for(auto i:a)M.erase(M.find(i));
	A.pop_back();
	set<int> T;
	for(auto i:M)T.insert(i);
	T.erase(0);
	assert(SZ(T) == SZ(A));
	return T;
}


vector<int> guess(int n) {
	N=n;
	int lst=ask(n);
	// cerr<<lst<<'\n';

	vi T;
	for(int i=1;i<n;++i)T.pb(i);
	set<int> X = query(T);
	// for(auto i:X)cerr<<(i^lst)<<' ';cerr<<'\n';
	
	for(int i=0;i<7;++i){
		vi X;
		for(int w=1;w<N;++w){
			if(w & (1<<i))X.pb(w);
		}
		if(!SZ(X))continue;
		V[i] = query(X);
		// for(auto i:X)cerr<<i<<' ';cerr<<'\n';
		// for(auto i:K)cerr<<i<<' ';cerr<<'\n';
		// cerr<<'\n';
	}

	vector <int> ans;

	for(int i=1;i<N;++i){
		for(auto curv:X){
			int fail = 0;
			for(int k=0;k<7;++k){
				int a = (V[k].find(curv) != V[k].end());
				int b = ((1<<k) & i) > 0;
				if(a!=b)fail=1;
			}
			if(fail)continue;
			ans.pb(curv^lst);
			// cout<<(curv^lst)<<'\n';
			// cerr<<i<<' '<<curv<<' '<<fail<<'\n';
		}
	}
	ans.pb(lst);
	return ans;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 256 KB Output is correct

Subtask #2
82.0 / 94.0

# Verdict Execution time Memory Grader output
1 Partially correct 9 ms 896 KB Output is partially correct
2 Partially correct 8 ms 896 KB Output is partially correct
3 Partially correct 8 ms 896 KB Output is partially correct
4 Partially correct 9 ms 896 KB Output is partially correct
5 Partially correct 9 ms 896 KB Output is partially correct
6 Partially correct 9 ms 896 KB Output is partially correct
7 Partially correct 8 ms 896 KB Output is partially correct
8 Partially correct 8 ms 896 KB Output is partially correct
9 Partially correct 9 ms 896 KB Output is partially correct
10 Partially correct 9 ms 896 KB Output is partially correct
11 Partially correct 8 ms 896 KB Output is partially correct
12 Partially correct 9 ms 896 KB Output is partially correct
13 Partially correct 9 ms 896 KB Output is partially correct
14 Partially correct 10 ms 896 KB Output is partially correct
15 Partially correct 8 ms 896 KB Output is partially correct
16 Partially correct 9 ms 896 KB Output is partially correct
17 Partially correct 9 ms 896 KB Output is partially correct
18 Partially correct 8 ms 896 KB Output is partially correct
19 Partially correct 8 ms 912 KB Output is partially correct
20 Partially correct 9 ms 896 KB Output is partially correct
21 Partially correct 9 ms 896 KB Output is partially correct
22 Partially correct 9 ms 896 KB Output is partially correct
23 Partially correct 8 ms 896 KB Output is partially correct
24 Partially correct 9 ms 896 KB Output is partially correct
25 Partially correct 8 ms 896 KB Output is partially correct
26 Partially correct 9 ms 896 KB Output is partially correct
27 Partially correct 8 ms 896 KB Output is partially correct
28 Partially correct 9 ms 896 KB Output is partially correct
29 Partially correct 9 ms 896 KB Output is partially correct
30 Partially correct 9 ms 896 KB Output is partially correct
31 Partially correct 9 ms 896 KB Output is partially correct
32 Partially correct 10 ms 896 KB Output is partially correct
33 Partially correct 9 ms 896 KB Output is partially correct
34 Partially correct 10 ms 896 KB Output is partially correct
35 Partially correct 8 ms 896 KB Output is partially correct
36 Partially correct 9 ms 1024 KB Output is partially correct
37 Partially correct 9 ms 896 KB Output is partially correct
38 Partially correct 9 ms 896 KB Output is partially correct
39 Partially correct 9 ms 896 KB Output is partially correct
40 Partially correct 9 ms 896 KB Output is partially correct
41 Partially correct 9 ms 896 KB Output is partially correct
42 Partially correct 9 ms 896 KB Output is partially correct
43 Partially correct 8 ms 896 KB Output is partially correct
44 Partially correct 9 ms 896 KB Output is partially correct
45 Partially correct 9 ms 896 KB Output is partially correct
46 Partially correct 9 ms 896 KB Output is partially correct
47 Partially correct 8 ms 896 KB Output is partially correct
48 Partially correct 9 ms 896 KB Output is partially correct
49 Partially correct 9 ms 1024 KB Output is partially correct
50 Partially correct 9 ms 896 KB Output is partially correct
51 Partially correct 8 ms 896 KB Output is partially correct
52 Partially correct 8 ms 896 KB Output is partially correct
53 Partially correct 9 ms 896 KB Output is partially correct
54 Partially correct 9 ms 1024 KB Output is partially correct
55 Partially correct 8 ms 896 KB Output is partially correct
56 Partially correct 9 ms 896 KB Output is partially correct
57 Partially correct 9 ms 896 KB Output is partially correct
58 Partially correct 8 ms 896 KB Output is partially correct
59 Partially correct 8 ms 896 KB Output is partially correct
60 Partially correct 9 ms 896 KB Output is partially correct
61 Partially correct 9 ms 896 KB Output is partially correct
62 Partially correct 9 ms 896 KB Output is partially correct
63 Partially correct 8 ms 896 KB Output is partially correct
64 Partially correct 8 ms 896 KB Output is partially correct
65 Partially correct 9 ms 896 KB Output is partially correct
66 Partially correct 9 ms 896 KB Output is partially correct
67 Partially correct 8 ms 896 KB Output is partially correct
68 Partially correct 9 ms 896 KB Output is partially correct
69 Partially correct 9 ms 896 KB Output is partially correct
70 Partially correct 9 ms 896 KB Output is partially correct
71 Partially correct 8 ms 896 KB Output is partially correct
72 Partially correct 9 ms 896 KB Output is partially correct
73 Partially correct 9 ms 896 KB Output is partially correct
74 Partially correct 9 ms 896 KB Output is partially correct
75 Partially correct 8 ms 896 KB Output is partially correct
76 Partially correct 9 ms 896 KB Output is partially correct
77 Partially correct 8 ms 896 KB Output is partially correct
78 Partially correct 9 ms 896 KB Output is partially correct
79 Partially correct 8 ms 896 KB Output is partially correct
80 Partially correct 9 ms 896 KB Output is partially correct
81 Partially correct 9 ms 896 KB Output is partially correct
82 Partially correct 9 ms 896 KB Output is partially correct
83 Partially correct 9 ms 896 KB Output is partially correct
84 Partially correct 9 ms 896 KB Output is partially correct
85 Partially correct 9 ms 896 KB Output is partially correct
86 Partially correct 9 ms 896 KB Output is partially correct
87 Partially correct 8 ms 896 KB Output is partially correct
88 Partially correct 9 ms 896 KB Output is partially correct
89 Partially correct 9 ms 896 KB Output is partially correct
90 Partially correct 9 ms 896 KB Output is partially correct
91 Partially correct 8 ms 896 KB Output is partially correct
92 Partially correct 8 ms 896 KB Output is partially correct
93 Partially correct 9 ms 896 KB Output is partially correct
94 Partially correct 9 ms 896 KB Output is partially correct
95 Partially correct 8 ms 896 KB Output is partially correct
96 Partially correct 9 ms 896 KB Output is partially correct
97 Partially correct 9 ms 896 KB Output is partially correct
98 Partially correct 9 ms 896 KB Output is partially correct
99 Partially correct 8 ms 896 KB Output is partially correct
100 Partially correct 9 ms 896 KB Output is partially correct