#include <bits/stdc++.h>
#include "interactive.h"
using namespace std;
vector<int> guess(int n) {
vector <int> ans;
int x = ask(1);
ans.push_back(x);
set<int> all, s[7];
for(int bit = 0; bit < 7; ++bit) {
vector<int> to_ask;
for(int i = 2; i <= n; ++i) {
if(i >> bit & 1) {
to_ask.push_back(i);
}
}
if(to_ask.empty()) continue;
vector<int> xors_without_1 = get_pairwise_xor(to_ask);
to_ask.push_back(1);
vector<int> xors_with_1 = get_pairwise_xor(to_ask);
map<int,int> freq;
for(int i : xors_without_1) freq[i]++;
for(int i : xors_with_1) {
if(freq[i] == 0) {
s[bit].insert(i);
all.insert(i);
} else {
--freq[i];
}
}
}
for(int i = 2; i <= n; ++i) {
for(int val : all) {
if(!val) continue;
bool ok = true;
for(int bit = 0; bit < 7; ++bit) {
if(i >> bit & 1) {
if(s[bit].find(val) == s[bit].end()) {
ok = false;
}
} else {
if(s[bit].find(val) != s[bit].end()) {
ok = false;
}
}
}
if(ok) {
ans.push_back(val ^ x);
break;
}
}
}
return ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
364 KB |
Output is correct |
2 |
Correct |
0 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Correct |
0 ms |
364 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
364 KB |
Output is correct |
2 |
Correct |
5 ms |
364 KB |
Output is correct |
3 |
Correct |
4 ms |
492 KB |
Output is correct |
4 |
Correct |
6 ms |
364 KB |
Output is correct |
5 |
Correct |
6 ms |
492 KB |
Output is correct |
6 |
Correct |
7 ms |
364 KB |
Output is correct |
7 |
Correct |
4 ms |
364 KB |
Output is correct |
8 |
Correct |
5 ms |
364 KB |
Output is correct |
9 |
Correct |
6 ms |
364 KB |
Output is correct |
10 |
Correct |
5 ms |
364 KB |
Output is correct |
11 |
Correct |
4 ms |
364 KB |
Output is correct |
12 |
Correct |
5 ms |
364 KB |
Output is correct |
13 |
Correct |
5 ms |
364 KB |
Output is correct |
14 |
Correct |
6 ms |
492 KB |
Output is correct |
15 |
Correct |
5 ms |
364 KB |
Output is correct |
16 |
Correct |
6 ms |
364 KB |
Output is correct |
17 |
Correct |
6 ms |
364 KB |
Output is correct |
18 |
Correct |
5 ms |
364 KB |
Output is correct |
19 |
Correct |
4 ms |
364 KB |
Output is correct |
20 |
Correct |
7 ms |
384 KB |
Output is correct |
21 |
Correct |
6 ms |
364 KB |
Output is correct |
22 |
Correct |
6 ms |
364 KB |
Output is correct |
23 |
Correct |
4 ms |
364 KB |
Output is correct |
24 |
Correct |
6 ms |
364 KB |
Output is correct |
25 |
Correct |
6 ms |
364 KB |
Output is correct |
26 |
Correct |
5 ms |
364 KB |
Output is correct |
27 |
Correct |
4 ms |
364 KB |
Output is correct |
28 |
Correct |
6 ms |
364 KB |
Output is correct |
29 |
Correct |
7 ms |
364 KB |
Output is correct |
30 |
Correct |
6 ms |
368 KB |
Output is correct |
31 |
Correct |
4 ms |
364 KB |
Output is correct |
32 |
Correct |
6 ms |
384 KB |
Output is correct |
33 |
Correct |
6 ms |
492 KB |
Output is correct |
34 |
Correct |
7 ms |
364 KB |
Output is correct |
35 |
Correct |
4 ms |
364 KB |
Output is correct |
36 |
Correct |
5 ms |
364 KB |
Output is correct |
37 |
Correct |
5 ms |
364 KB |
Output is correct |
38 |
Correct |
5 ms |
364 KB |
Output is correct |
39 |
Correct |
4 ms |
364 KB |
Output is correct |
40 |
Correct |
6 ms |
364 KB |
Output is correct |
41 |
Correct |
7 ms |
364 KB |
Output is correct |
42 |
Correct |
6 ms |
364 KB |
Output is correct |
43 |
Correct |
4 ms |
364 KB |
Output is correct |
44 |
Correct |
5 ms |
364 KB |
Output is correct |
45 |
Correct |
6 ms |
364 KB |
Output is correct |
46 |
Correct |
5 ms |
364 KB |
Output is correct |
47 |
Correct |
4 ms |
364 KB |
Output is correct |
48 |
Correct |
5 ms |
364 KB |
Output is correct |
49 |
Correct |
5 ms |
364 KB |
Output is correct |
50 |
Correct |
6 ms |
492 KB |
Output is correct |
51 |
Correct |
4 ms |
364 KB |
Output is correct |
52 |
Correct |
5 ms |
364 KB |
Output is correct |
53 |
Correct |
6 ms |
364 KB |
Output is correct |
54 |
Correct |
6 ms |
364 KB |
Output is correct |
55 |
Correct |
3 ms |
364 KB |
Output is correct |
56 |
Correct |
6 ms |
364 KB |
Output is correct |
57 |
Correct |
6 ms |
364 KB |
Output is correct |
58 |
Correct |
5 ms |
364 KB |
Output is correct |
59 |
Correct |
4 ms |
364 KB |
Output is correct |
60 |
Correct |
6 ms |
364 KB |
Output is correct |
61 |
Correct |
5 ms |
364 KB |
Output is correct |
62 |
Correct |
6 ms |
364 KB |
Output is correct |
63 |
Correct |
3 ms |
364 KB |
Output is correct |
64 |
Correct |
5 ms |
384 KB |
Output is correct |
65 |
Correct |
7 ms |
364 KB |
Output is correct |
66 |
Correct |
5 ms |
364 KB |
Output is correct |
67 |
Correct |
4 ms |
364 KB |
Output is correct |
68 |
Correct |
5 ms |
364 KB |
Output is correct |
69 |
Correct |
5 ms |
364 KB |
Output is correct |
70 |
Correct |
5 ms |
364 KB |
Output is correct |
71 |
Correct |
4 ms |
380 KB |
Output is correct |
72 |
Correct |
5 ms |
364 KB |
Output is correct |
73 |
Correct |
6 ms |
364 KB |
Output is correct |
74 |
Correct |
5 ms |
364 KB |
Output is correct |
75 |
Correct |
4 ms |
364 KB |
Output is correct |
76 |
Correct |
6 ms |
364 KB |
Output is correct |
77 |
Correct |
5 ms |
364 KB |
Output is correct |
78 |
Correct |
5 ms |
364 KB |
Output is correct |
79 |
Correct |
3 ms |
364 KB |
Output is correct |
80 |
Correct |
5 ms |
364 KB |
Output is correct |
81 |
Correct |
6 ms |
364 KB |
Output is correct |
82 |
Correct |
5 ms |
364 KB |
Output is correct |
83 |
Correct |
4 ms |
364 KB |
Output is correct |
84 |
Correct |
6 ms |
364 KB |
Output is correct |
85 |
Correct |
6 ms |
364 KB |
Output is correct |
86 |
Correct |
6 ms |
364 KB |
Output is correct |
87 |
Correct |
4 ms |
364 KB |
Output is correct |
88 |
Correct |
6 ms |
364 KB |
Output is correct |
89 |
Correct |
6 ms |
364 KB |
Output is correct |
90 |
Correct |
5 ms |
364 KB |
Output is correct |
91 |
Correct |
4 ms |
364 KB |
Output is correct |
92 |
Correct |
5 ms |
364 KB |
Output is correct |
93 |
Correct |
6 ms |
364 KB |
Output is correct |
94 |
Correct |
5 ms |
364 KB |
Output is correct |
95 |
Correct |
4 ms |
364 KB |
Output is correct |
96 |
Correct |
5 ms |
364 KB |
Output is correct |
97 |
Correct |
5 ms |
364 KB |
Output is correct |
98 |
Correct |
5 ms |
364 KB |
Output is correct |
99 |
Correct |
4 ms |
364 KB |
Output is correct |
100 |
Correct |
6 ms |
364 KB |
Output is correct |