oj.uz

Submission #288156

# Submission time Handle Problem Language Result Execution time Memory
288156 2020-09-01T09:21:27 Z errorgorn Xoractive (IZhO19_xoractive) C++14
88 / 100
 11 ms 896 KB 
#include "interactive.h"

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define ii pair<ll,ll>
#define iii pair<ii,ll>
#define fi first
#define se second
#define endl '\n'
#define debug(x) cout << #x << " is " << x << endl

#define rep(x,start,end) for(auto x=(start)-((start)>(end));x!=(end)-((start)>(end));((start)<(end)?x++:x--))
#define all(x) (x).begin(),(x).end()
#define sz(x) (int)(x).size()

int val;

set<int> get(vector<int> v){
	multiset<int> res;
	
	v.push_back(1);
	for (auto &it:get_pairwise_xor(v)) res.insert(it);
	
	v.pop_back();
	for (auto &it:get_pairwise_xor(v)) res.erase(res.find(it));
	
	res.erase(0);
	
	set<int> ans;
	for (auto &it:res) ans.insert(it^val);
	
	return ans;
}

struct dat{
	int l,r;
	vector<int> v;
	
	dat(int _l,int _r){
		l=_l,r=_r;
	}
};

vector<dat> v[2];

vector<int> guess(int n) {
	val=ask(1);
	
	vector<int> temp;
	rep(x,2,n+1){
		temp.push_back(x);
	}
	
	v[0].push_back(dat(2,n));
	for (auto &it:get(temp)) v[0].back().v.push_back(it);
	
	int a=0,b=1;
	
	while (true){
		temp.clear();
		
		for (auto &it:v[a]){
			rep(x,it.l,(it.l+it.r+1)/2) temp.push_back(x);
		}
		
		if (temp.empty()) break;
		
		auto res=get(temp);
		
		v[b].clear();
		for (auto &it:v[a]){
			if (it.l==it.r) v[b].push_back(it);
			else{
				dat l=dat(it.l,(it.l+it.r+1)/2-1),r=dat((it.l+it.r+1)/2,it.r);
				
				for (auto &it2:it.v){
					if (res.count(it2)) l.v.push_back(it2);
					else r.v.push_back(it2);
				}
				v[b].push_back(l);
				v[b].push_back(r);
			}
		}
		swap(a,b);
	}
	
	vector<int> ans={val};
	for (auto &it:v[a]) ans.push_back(it.v[0]);
	
	return ans;
}

Subtask #1
6.0 / 6.0

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

Subtask #2
82.0 / 94.0

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