# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
750134 |
2023-05-29T07:06:04 Z |
anhduc2701 |
Combo (IOI18_combo) |
C++17 |
|
38 ms |
572 KB |
/*
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimize("unroll-loops")
*/
#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
#define all(x) x.begin(), x.end()
#define len(x) ll(x.size())
#define eb emplace_back
#define PI acos(-1.0)
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define MIN(v) *min_element(all(v))
#define MAX(v) *max_element(all(v))
#define BIT(x, i) (1 & ((x) >> (i)))
#define Mpress(x) (1LL << (x))
#define tpress "tnc"
#define rep(i, n) for (int i = 0; i < (n); i++)
#define rep1(i, n) for (int i = 1; i <= (n); i++)
typedef long long ll;
typedef long double ld;
const ll INF = 1e18;
const int maxn = 1e6 + 5;
const int mod = 1e9 + 7;
const int mo = 998244353;
using pi = pair<ll, ll>;
using vi = vector<ll>;
using pii = pair<pair<ll, ll>, ll>;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
string x[] = {"A", "B", "X", "Y"};
int N;
string ans;
/*
int press(string s){
cout<<s<<endl;
int k;
cin>>k;
return k;
}
*/
string guess_sequence(int n)
{
string d;
int k = press("AB");
if (k > 0)
{
int d = press("A");
if (d == 1)
{
ans += "A";
}
else
{
ans += "B";
swap(x[0], x[1]);
}
}
else
{
int d = press("X");
if (d == 1)
{
ans += "X";
swap(x[0], x[2]);
}
else
{
ans += "Y";
swap(x[0], x[3]);
}
}
k = 1;
while (k + 2 <= n)
{
string s = ans;
s += x[1];
s += x[1];
s += ans;
s += x[1];
s += x[2];
s += ans;
s += x[2];
s += x[2];
int p = press(s);
if (p == k)
{
ans += x[3];
k++;
}
else if (p == k + 1)
{
s = ans;
s += x[2];
s += x[3];
int d = press(s);
if (d == k)
{
ans += x[1];
ans += x[3];
k += 2;
}
else if (d == k + 1)
{
ans += x[2];
ans += x[1];
k += 2;
}
else if (d == k + 2)
{
ans += x[2];
ans += x[3];
k += 2;
}
}
else if (p == k + 2)
{
s = ans;
s += x[1];
s += x[1];
int d = press(s);
if (d == k)
{
ans += x[2];
ans += x[2];
k += 2;
}
else if (d == k+1)
{
ans += x[1];
ans += x[2];
k += 2;
}
else if (d == k+2)
{
ans += x[1];
ans += x[1];
k += 2;
}
}
}
if (k < n)
{
string s = ans + x[1];
int d = press(s);
if (d == n)
{
return ans + x[1];
}
else
{
s = ans + x[2];
if (press(s) == n)
{
return s;
}
else
{
return ans + x[3];
}
}
}
return ans;
}
/*
signed main(){
int n;
cin>>n;
cout<<guess_sequence(n);
}
*/
# |
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 |
272 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 |
1 ms |
208 KB |
Output is correct |
10 |
Correct |
0 ms |
208 KB |
Output is correct |
11 |
Correct |
1 ms |
208 KB |
Output is correct |
12 |
Correct |
1 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 |
1 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 |
0 ms |
208 KB |
Output is correct |
21 |
Correct |
0 ms |
208 KB |
Output is correct |
22 |
Correct |
1 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 |
1 ms |
208 KB |
Output is correct |
27 |
Correct |
1 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 |
0 ms |
208 KB |
Output is correct |
32 |
Correct |
1 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 |
1 ms |
208 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
1 ms |
208 KB |
Output is correct |
5 |
Correct |
1 ms |
208 KB |
Output is correct |
6 |
Correct |
1 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 |
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 |
23 ms |
348 KB |
Output is correct |
18 |
Correct |
26 ms |
408 KB |
Output is correct |
19 |
Correct |
30 ms |
348 KB |
Output is correct |
20 |
Correct |
20 ms |
424 KB |
Output is correct |
21 |
Correct |
16 ms |
456 KB |
Output is correct |
22 |
Correct |
1 ms |
208 KB |
Output is correct |
23 |
Correct |
1 ms |
208 KB |
Output is correct |
24 |
Correct |
1 ms |
304 KB |
Output is correct |
25 |
Correct |
1 ms |
300 KB |
Output is correct |
26 |
Correct |
1 ms |
304 KB |
Output is correct |
27 |
Correct |
1 ms |
208 KB |
Output is correct |
28 |
Correct |
1 ms |
208 KB |
Output is correct |
29 |
Correct |
2 ms |
208 KB |
Output is correct |
30 |
Correct |
2 ms |
208 KB |
Output is correct |
31 |
Correct |
3 ms |
320 KB |
Output is correct |
32 |
Correct |
25 ms |
344 KB |
Output is correct |
33 |
Correct |
14 ms |
456 KB |
Output is correct |
34 |
Correct |
22 ms |
344 KB |
Output is correct |
35 |
Correct |
23 ms |
344 KB |
Output is correct |
36 |
Correct |
21 ms |
344 KB |
Output is correct |
37 |
Correct |
23 ms |
344 KB |
Output is correct |
38 |
Correct |
17 ms |
344 KB |
Output is correct |
39 |
Correct |
22 ms |
456 KB |
Output is correct |
40 |
Correct |
23 ms |
340 KB |
Output is correct |
41 |
Correct |
24 ms |
440 KB |
Output is correct |
42 |
Correct |
28 ms |
452 KB |
Output is correct |
43 |
Correct |
20 ms |
348 KB |
Output is correct |
44 |
Correct |
36 ms |
340 KB |
Output is correct |
45 |
Correct |
17 ms |
348 KB |
Output is correct |
46 |
Correct |
25 ms |
340 KB |
Output is correct |
47 |
Correct |
31 ms |
344 KB |
Output is correct |
48 |
Correct |
33 ms |
340 KB |
Output is correct |
49 |
Correct |
13 ms |
340 KB |
Output is correct |
50 |
Correct |
20 ms |
348 KB |
Output is correct |
51 |
Correct |
24 ms |
340 KB |
Output is correct |
52 |
Correct |
26 ms |
344 KB |
Output is correct |
53 |
Correct |
17 ms |
472 KB |
Output is correct |
54 |
Correct |
26 ms |
444 KB |
Output is correct |
55 |
Correct |
25 ms |
460 KB |
Output is correct |
56 |
Correct |
23 ms |
448 KB |
Output is correct |
57 |
Correct |
29 ms |
468 KB |
Output is correct |
58 |
Correct |
20 ms |
388 KB |
Output is correct |
59 |
Correct |
20 ms |
344 KB |
Output is correct |
60 |
Correct |
23 ms |
340 KB |
Output is correct |
61 |
Correct |
30 ms |
424 KB |
Output is correct |
62 |
Correct |
29 ms |
360 KB |
Output is correct |
63 |
Correct |
20 ms |
344 KB |
Output is correct |
64 |
Correct |
19 ms |
340 KB |
Output is correct |
65 |
Correct |
25 ms |
352 KB |
Output is correct |
66 |
Correct |
19 ms |
372 KB |
Output is correct |
67 |
Correct |
18 ms |
356 KB |
Output is correct |
68 |
Correct |
13 ms |
344 KB |
Output is correct |
69 |
Correct |
27 ms |
468 KB |
Output is correct |
70 |
Correct |
22 ms |
344 KB |
Output is correct |
71 |
Correct |
17 ms |
348 KB |
Output is correct |
72 |
Correct |
29 ms |
344 KB |
Output is correct |
73 |
Correct |
26 ms |
572 KB |
Output is correct |
74 |
Correct |
25 ms |
340 KB |
Output is correct |
75 |
Correct |
21 ms |
344 KB |
Output is correct |
76 |
Correct |
24 ms |
352 KB |
Output is correct |
77 |
Correct |
38 ms |
344 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 |
1 ms |
208 KB |
Output is correct |
89 |
Correct |
1 ms |
208 KB |
Output is correct |
90 |
Correct |
1 ms |
208 KB |
Output is correct |
91 |
Correct |
1 ms |
208 KB |
Output is correct |
92 |
Correct |
0 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 |
208 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 |
300 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 |
296 KB |
Output is correct |
106 |
Correct |
1 ms |
208 KB |
Output is correct |
107 |
Correct |
1 ms |
208 KB |
Output is correct |
108 |
Correct |
0 ms |
208 KB |
Output is correct |
109 |
Correct |
1 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 |
1 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 |
260 KB |
Output is correct |
117 |
Correct |
1 ms |
208 KB |
Output is correct |
118 |
Correct |
1 ms |
208 KB |
Output is correct |
119 |
Correct |
2 ms |
208 KB |
Output is correct |
120 |
Correct |
1 ms |
208 KB |
Output is correct |
121 |
Correct |
2 ms |
208 KB |
Output is correct |
122 |
Correct |
1 ms |
208 KB |
Output is correct |
123 |
Correct |
2 ms |
308 KB |
Output is correct |