oj.uz

Submission #957115

# Submission time Handle Problem Language Result Execution time Memory
957115 2024-04-03T03:36:17 Z pragmatist Xoractive (IZhO19_xoractive) C++17
100 / 100
 4 ms 796 KB 
#include "interactive.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> guess(int n) {
	vector<int> ans(n+1, -1);
	ans[1] = ask(1);
	map<int, int> cnt[20];
	for(int i = 0; (1<<i) <= n; ++i) {
		vector<int> ind;
		for(int j = 2; j <= n; ++j) {
			if(j >> i & 1) {
				ind.push_back(j);
			}
		}
		map<int, int> cur;
		vector<int> c1 = get_pairwise_xor(ind);
		for(auto x : c1) {
			cur[x]--;
		}
		ind.push_back(1);
		vector<int> c2 = get_pairwise_xor(ind);
		for(auto x : c2) {
			cur[x]++;
		}
		vector<int> v;
		for(auto e : cur) {
			if(e.second == 0) {
				continue;
			}
			if(e.first == 0) {
				continue;
			}
			v.push_back(e.first^ans[1]);
		}
		for(auto x : v) {
			cnt[i][x]++;
		}
	}
	for(int i = n; i >= 1; --i) {
		if(ans[i] != -1) {
			continue;
		}
		map<int, int> cur;
		int tot = 0;
		for(int j = 0; (1 << j) <= i; ++j) {
			if(i >> j & 1) {
				tot++;
				for(auto e : cnt[j]) {
					cur[e.first]++;
				}
			}
		}
		for(auto e : cur) {
			if(e.second == tot) {
				ans[i] = e.first;
			}
		}
		for(int j = 0; (1 << j) <= i; ++j) {
			if(i >> j & 1) {
				cnt[j].erase(ans[i]);
			}
		}
	}
	ans.erase(ans.begin());
	return ans;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 1 ms 344 KB Output is correct

Subtask #2
94.0 / 94.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 3 ms 344 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 4 ms 344 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 344 KB Output is correct
9 Correct 4 ms 344 KB Output is correct
10 Correct 3 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 3 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 4 ms 344 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 4 ms 344 KB Output is correct
19 Correct 2 ms 596 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 3 ms 344 KB Output is correct
22 Correct 4 ms 344 KB Output is correct
23 Correct 2 ms 344 KB Output is correct
24 Correct 4 ms 344 KB Output is correct
25 Correct 3 ms 344 KB Output is correct
26 Correct 3 ms 344 KB Output is correct
27 Correct 2 ms 344 KB Output is correct
28 Correct 3 ms 796 KB Output is correct
29 Correct 3 ms 344 KB Output is correct
30 Correct 3 ms 344 KB Output is correct
31 Correct 3 ms 600 KB Output is correct
32 Correct 4 ms 340 KB Output is correct
33 Correct 3 ms 344 KB Output is correct
34 Correct 3 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 536 KB Output is correct
38 Correct 3 ms 708 KB Output is correct
39 Correct 3 ms 344 KB Output is correct
40 Correct 3 ms 536 KB Output is correct
41 Correct 3 ms 544 KB Output is correct
42 Correct 4 ms 344 KB Output is correct
43 Correct 2 ms 344 KB Output is correct
44 Correct 3 ms 344 KB Output is correct
45 Correct 3 ms 344 KB Output is correct
46 Correct 3 ms 344 KB Output is correct
47 Correct 2 ms 344 KB Output is correct
48 Correct 3 ms 504 KB Output is correct
49 Correct 4 ms 596 KB Output is correct
50 Correct 3 ms 344 KB Output is correct
51 Correct 3 ms 344 KB Output is correct
52 Correct 4 ms 460 KB Output is correct
53 Correct 3 ms 344 KB Output is correct
54 Correct 4 ms 344 KB Output is correct
55 Correct 2 ms 344 KB Output is correct
56 Correct 4 ms 420 KB Output is correct
57 Correct 4 ms 340 KB Output is correct
58 Correct 3 ms 344 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 4 ms 368 KB Output is correct
63 Correct 2 ms 344 KB Output is correct
64 Correct 3 ms 344 KB Output is correct
65 Correct 3 ms 344 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 340 KB Output is correct
69 Correct 4 ms 532 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 4 ms 344 KB Output is correct
77 Correct 4 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 4 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 4 ms 344 KB Output is correct
85 Correct 3 ms 344 KB Output is correct
86 Correct 3 ms 344 KB Output is correct
87 Correct 3 ms 344 KB Output is correct
88 Correct 3 ms 344 KB Output is correct
89 Correct 3 ms 344 KB Output is correct
90 Correct 3 ms 344 KB Output is correct
91 Correct 2 ms 344 KB Output is correct
92 Correct 3 ms 344 KB Output is correct
93 Correct 3 ms 536 KB Output is correct
94 Correct 3 ms 344 KB Output is correct
95 Correct 2 ms 344 KB Output is correct
96 Correct 4 ms 600 KB Output is correct
97 Correct 3 ms 344 KB Output is correct
98 Correct 3 ms 344 KB Output is correct
99 Correct 2 ms 344 KB Output is correct
100 Correct 3 ms 344 KB Output is correct