//記得跳題
// #pragma GCC optimize("O3,unroll_loops")
// #pragma GCC target("avx2")
#include<iostream>
#include<array>
#include<vector>
#include<string>
#include<algorithm>
#include<set>
#include<queue>
#include<stack>
#include<math.h>
#include<map>
#include<unordered_map>
#include<unordered_set>
#include<cstring>
#include<iomanip>
#include<bitset>
#include<tuple>
#include<random>
using namespace std;
#define ll long long
#define DB double
#define LL __int128_t
#define FOR(i,a,b) for(int i=a;i<b;i++)
#define REP(i,a,b) for(int i=a;i>=b;i--)
#define INF (ll)(2e9)
#define F first
#define S second
#define X first
#define Y second
#define eps (DB)(1e-10)
#define pb push_back
#define mp make_pair
#define AC ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define endl "\n"
#include "combo.h"
/*string ans;
int press(string p) {
REP(i, (int)ans.size(), 1) {
string tmp = ans.substr(0, i);
if (p.find(tmp) != p.npos) return i;
}
return 0;
}
*/
char c[4] = {'A', 'B', 'X', 'Y'}, cc[3];
string guess_sequence(int n) {
string out;
int p;
int cnt = 0;
if (n == 1) {
FOR(j, 0, 4) {
cnt++;
out += c[j];
if (cnt == 4) break;
p = press(out);
if (p) break;
out.clear();
}
return out;
}
string s = "AB";
p = press(s);
if (p) {
s = "A";
p = press(s);
if (p == 1) {
out = "A";
} else {
out = "B";
}
} else {
s = "X";
p = press(s);
if (p == 1) {
out = "X";
} else {
out = "Y";
}
}
// cout << "out = " << out << endl;
cnt = 0;
FOR(j, 0, 4) if (c[j] != out[0]) cc[cnt++] = c[j];
FOR(i, 1, n) {
if (i == n - 1) {
cnt = 0;
string tmp;
FOR(j, 0, 3) {
tmp = out + cc[j];
if (j == 2) break;
p = press(tmp);
if (p == n) break;
}
out = tmp;
break;
}
string tmp = out + cc[0] + cc[0] + out + cc[0] + cc[1] + out + cc[0] + cc[2] + out + cc[1];
p = press(tmp);
// cout << "tmp = " << tmp << " p = " << p << endl;
if (p == out.size()) out += cc[2];
else if (p == out.size() + 1) out += cc[1];
else out += cc[0];
}
return out;
}
/*
signed main() {
AC;
// go
int t; cin >> t;
while (t--) {
string n; cin >> n;
ans = n;
cout << guess_sequence((int)n.size()) << endl;
}
}*/
/*
????????????????????????????????????????????????
*/
Compilation message
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:116:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
116 | if (p == out.size()) out += cc[2];
| ~~^~~~~~~~~~~~~
combo.cpp:117:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
117 | else if (p == out.size() + 1) out += cc[1];
| ~~^~~~~~~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
208 KB |
Output is correct |
2 |
Correct |
0 ms |
208 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
0 ms |
208 KB |
Output is correct |
5 |
Correct |
0 ms |
208 KB |
Output is correct |
6 |
Correct |
0 ms |
208 KB |
Output is correct |
7 |
Correct |
0 ms |
208 KB |
Output is correct |
8 |
Correct |
1 ms |
208 KB |
Output is correct |
9 |
Correct |
1 ms |
208 KB |
Output is correct |
10 |
Correct |
1 ms |
208 KB |
Output is correct |
11 |
Correct |
0 ms |
208 KB |
Output is correct |
12 |
Correct |
0 ms |
208 KB |
Output is correct |
13 |
Correct |
1 ms |
208 KB |
Output is correct |
14 |
Correct |
0 ms |
208 KB |
Output is correct |
15 |
Correct |
0 ms |
208 KB |
Output is correct |
16 |
Correct |
0 ms |
208 KB |
Output is correct |
17 |
Correct |
0 ms |
208 KB |
Output is correct |
18 |
Correct |
0 ms |
208 KB |
Output is correct |
19 |
Correct |
0 ms |
208 KB |
Output is correct |
20 |
Correct |
1 ms |
208 KB |
Output is correct |
21 |
Correct |
0 ms |
208 KB |
Output is correct |
22 |
Correct |
0 ms |
208 KB |
Output is correct |
23 |
Correct |
0 ms |
208 KB |
Output is correct |
24 |
Correct |
0 ms |
208 KB |
Output is correct |
25 |
Correct |
0 ms |
208 KB |
Output is correct |
26 |
Correct |
0 ms |
208 KB |
Output is correct |
27 |
Correct |
0 ms |
208 KB |
Output is correct |
28 |
Correct |
0 ms |
208 KB |
Output is correct |
29 |
Correct |
0 ms |
208 KB |
Output is correct |
30 |
Correct |
0 ms |
208 KB |
Output is correct |
31 |
Correct |
1 ms |
208 KB |
Output is correct |
32 |
Correct |
0 ms |
208 KB |
Output is correct |
33 |
Correct |
0 ms |
208 KB |
Output is correct |
34 |
Correct |
0 ms |
208 KB |
Output is correct |
35 |
Correct |
0 ms |
208 KB |
Output is correct |
36 |
Correct |
1 ms |
208 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
208 KB |
Output is correct |
2 |
Correct |
0 ms |
208 KB |
Output is correct |
3 |
Correct |
0 ms |
208 KB |
Output is correct |
4 |
Correct |
0 ms |
208 KB |
Output is correct |
5 |
Correct |
0 ms |
208 KB |
Output is correct |
6 |
Correct |
0 ms |
208 KB |
Output is correct |
7 |
Correct |
0 ms |
208 KB |
Output is correct |
8 |
Correct |
0 ms |
208 KB |
Output is correct |
9 |
Correct |
0 ms |
208 KB |
Output is correct |
10 |
Correct |
0 ms |
208 KB |
Output is correct |
11 |
Correct |
0 ms |
208 KB |
Output is correct |
12 |
Correct |
0 ms |
208 KB |
Output is correct |
13 |
Correct |
0 ms |
208 KB |
Output is correct |
14 |
Correct |
0 ms |
208 KB |
Output is correct |
15 |
Correct |
0 ms |
208 KB |
Output is correct |
16 |
Correct |
0 ms |
208 KB |
Output is correct |
17 |
Correct |
24 ms |
524 KB |
Output is correct |
18 |
Correct |
25 ms |
552 KB |
Output is correct |
19 |
Correct |
23 ms |
348 KB |
Output is correct |
20 |
Correct |
17 ms |
456 KB |
Output is correct |
21 |
Correct |
23 ms |
372 KB |
Output is correct |
22 |
Correct |
0 ms |
208 KB |
Output is correct |
23 |
Correct |
1 ms |
208 KB |
Output is correct |
24 |
Correct |
1 ms |
208 KB |
Output is correct |
25 |
Correct |
1 ms |
208 KB |
Output is correct |
26 |
Correct |
1 ms |
208 KB |
Output is correct |
27 |
Correct |
1 ms |
208 KB |
Output is correct |
28 |
Correct |
2 ms |
208 KB |
Output is correct |
29 |
Correct |
2 ms |
208 KB |
Output is correct |
30 |
Correct |
2 ms |
304 KB |
Output is correct |
31 |
Correct |
2 ms |
332 KB |
Output is correct |
32 |
Correct |
16 ms |
564 KB |
Output is correct |
33 |
Correct |
23 ms |
464 KB |
Output is correct |
34 |
Correct |
23 ms |
348 KB |
Output is correct |
35 |
Correct |
23 ms |
348 KB |
Output is correct |
36 |
Correct |
25 ms |
420 KB |
Output is correct |
37 |
Correct |
28 ms |
344 KB |
Output is correct |
38 |
Correct |
23 ms |
356 KB |
Output is correct |
39 |
Correct |
27 ms |
524 KB |
Output is correct |
40 |
Correct |
27 ms |
352 KB |
Output is correct |
41 |
Correct |
25 ms |
460 KB |
Output is correct |
42 |
Correct |
25 ms |
676 KB |
Output is correct |
43 |
Correct |
25 ms |
400 KB |
Output is correct |
44 |
Correct |
25 ms |
596 KB |
Output is correct |
45 |
Correct |
22 ms |
616 KB |
Output is correct |
46 |
Correct |
24 ms |
472 KB |
Output is correct |
47 |
Correct |
12 ms |
400 KB |
Output is correct |
48 |
Correct |
23 ms |
436 KB |
Output is correct |
49 |
Correct |
21 ms |
436 KB |
Output is correct |
50 |
Correct |
28 ms |
352 KB |
Output is correct |
51 |
Correct |
22 ms |
428 KB |
Output is correct |
52 |
Correct |
26 ms |
380 KB |
Output is correct |
53 |
Correct |
20 ms |
444 KB |
Output is correct |
54 |
Correct |
18 ms |
436 KB |
Output is correct |
55 |
Correct |
15 ms |
348 KB |
Output is correct |
56 |
Correct |
27 ms |
432 KB |
Output is correct |
57 |
Correct |
25 ms |
548 KB |
Output is correct |
58 |
Correct |
22 ms |
352 KB |
Output is correct |
59 |
Correct |
29 ms |
412 KB |
Output is correct |
60 |
Correct |
27 ms |
452 KB |
Output is correct |
61 |
Correct |
16 ms |
352 KB |
Output is correct |
62 |
Correct |
27 ms |
356 KB |
Output is correct |
63 |
Correct |
27 ms |
444 KB |
Output is correct |
64 |
Correct |
22 ms |
352 KB |
Output is correct |
65 |
Correct |
26 ms |
456 KB |
Output is correct |
66 |
Correct |
25 ms |
412 KB |
Output is correct |
67 |
Correct |
24 ms |
352 KB |
Output is correct |
68 |
Correct |
28 ms |
372 KB |
Output is correct |
69 |
Correct |
22 ms |
464 KB |
Output is correct |
70 |
Correct |
21 ms |
460 KB |
Output is correct |
71 |
Correct |
24 ms |
352 KB |
Output is correct |
72 |
Correct |
26 ms |
456 KB |
Output is correct |
73 |
Correct |
15 ms |
540 KB |
Output is correct |
74 |
Correct |
22 ms |
384 KB |
Output is correct |
75 |
Correct |
26 ms |
516 KB |
Output is correct |
76 |
Correct |
21 ms |
436 KB |
Output is correct |
77 |
Correct |
23 ms |
352 KB |
Output is correct |
78 |
Correct |
0 ms |
208 KB |
Output is correct |
79 |
Correct |
0 ms |
208 KB |
Output is correct |
80 |
Correct |
1 ms |
208 KB |
Output is correct |
81 |
Correct |
1 ms |
208 KB |
Output is correct |
82 |
Correct |
1 ms |
208 KB |
Output is correct |
83 |
Correct |
1 ms |
208 KB |
Output is correct |
84 |
Correct |
1 ms |
208 KB |
Output is correct |
85 |
Correct |
1 ms |
208 KB |
Output is correct |
86 |
Correct |
1 ms |
208 KB |
Output is correct |
87 |
Correct |
1 ms |
208 KB |
Output is correct |
88 |
Correct |
0 ms |
208 KB |
Output is correct |
89 |
Correct |
0 ms |
208 KB |
Output is correct |
90 |
Correct |
1 ms |
208 KB |
Output is correct |
91 |
Correct |
0 ms |
208 KB |
Output is correct |
92 |
Correct |
1 ms |
208 KB |
Output is correct |
93 |
Correct |
1 ms |
208 KB |
Output is correct |
94 |
Correct |
1 ms |
208 KB |
Output is correct |
95 |
Correct |
1 ms |
208 KB |
Output is correct |
96 |
Correct |
1 ms |
296 KB |
Output is correct |
97 |
Correct |
1 ms |
208 KB |
Output is correct |
98 |
Correct |
1 ms |
208 KB |
Output is correct |
99 |
Correct |
1 ms |
208 KB |
Output is correct |
100 |
Correct |
1 ms |
208 KB |
Output is correct |
101 |
Correct |
1 ms |
208 KB |
Output is correct |
102 |
Correct |
1 ms |
208 KB |
Output is correct |
103 |
Correct |
1 ms |
208 KB |
Output is correct |
104 |
Correct |
1 ms |
208 KB |
Output is correct |
105 |
Correct |
1 ms |
208 KB |
Output is correct |
106 |
Correct |
1 ms |
208 KB |
Output is correct |
107 |
Correct |
1 ms |
208 KB |
Output is correct |
108 |
Correct |
1 ms |
208 KB |
Output is correct |
109 |
Correct |
0 ms |
208 KB |
Output is correct |
110 |
Correct |
1 ms |
208 KB |
Output is correct |
111 |
Correct |
0 ms |
208 KB |
Output is correct |
112 |
Correct |
0 ms |
208 KB |
Output is correct |
113 |
Correct |
1 ms |
208 KB |
Output is correct |
114 |
Correct |
0 ms |
208 KB |
Output is correct |
115 |
Correct |
1 ms |
208 KB |
Output is correct |
116 |
Correct |
1 ms |
208 KB |
Output is correct |
117 |
Correct |
1 ms |
208 KB |
Output is correct |
118 |
Correct |
1 ms |
208 KB |
Output is correct |
119 |
Correct |
1 ms |
208 KB |
Output is correct |
120 |
Correct |
1 ms |
208 KB |
Output is correct |
121 |
Correct |
1 ms |
208 KB |
Output is correct |
122 |
Correct |
1 ms |
208 KB |
Output is correct |
123 |
Correct |
1 ms |
208 KB |
Output is correct |