# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
749968 |
2023-05-29T02:31:49 Z |
CDuong |
Combo (IOI18_combo) |
C++17 |
|
41 ms |
640 KB |
/*
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx2,fma,bmi,bmi2,sse4.2,popcnt,lzcnt")
*/
#include <bits/stdc++.h>
#include "combo.h"
#define taskname ""
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define ll long long
#define ld long double
#define pb push_back
#define ff first
#define ss second
#define pii pair<int, int>
#define vi vector<int>
#define vii vector<pii>
using namespace std;
const int mxN = 2e5 + 5;
const int mod = 1e9 + 7;
const ll oo = 1e18;
char c[] = {'A', 'B', 'X', 'Y'};
string guess_sequence(int N) {
int n = N;
int cur = press("AB");
string s;
if(cur) {
cur = press("A");
if(cur) s = "A";
else s = "B";
}
else {
cur = press("X");
if(cur) s = "X";
else s = "Y";
}
if(n == 1) {
return s;
}
vector<char> sadge;
for(int i = 0; i < 4; ++i)
if(c[i] != s[0])
sadge.emplace_back(c[i]);
for(int i = (int)s.size(); i < n - 1; ++i) {
string tmp;
tmp += s;
tmp.pb(sadge[0]);
tmp.pb(sadge[0]);
tmp += s;
tmp.pb(sadge[0]);
tmp.pb(sadge[1]);
tmp += s;
tmp.pb(sadge[0]);
tmp.pb(sadge[2]);
tmp += s;
tmp.pb(sadge[1]);
int cur = press(tmp);
if(cur == i) s.pb(sadge[2]);
else if(cur - 1 == i) s.pb(sadge[1]);
else s.pb(sadge[0]);
}
string tmp = s;
tmp.pb(sadge[0]);
if(n == press(tmp)) {
s.pb(sadge[0]);
return s;
}
tmp.pop_back();
tmp.pb(sadge[1]);
if(n == press(tmp)) {
s.pb(sadge[1]);
return s;
}
s.pb(sadge[2]);
return s;
}
# |
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 |
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 |
1 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 |
1 ms |
208 KB |
Output is correct |
12 |
Correct |
1 ms |
208 KB |
Output is correct |
13 |
Correct |
0 ms |
208 KB |
Output is correct |
14 |
Correct |
1 ms |
208 KB |
Output is correct |
15 |
Correct |
0 ms |
208 KB |
Output is correct |
16 |
Correct |
1 ms |
208 KB |
Output is correct |
17 |
Correct |
1 ms |
208 KB |
Output is correct |
18 |
Correct |
1 ms |
208 KB |
Output is correct |
19 |
Correct |
1 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 |
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 |
1 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 |
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 |
0 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 |
236 KB |
Output is correct |
3 |
Correct |
0 ms |
208 KB |
Output is correct |
4 |
Correct |
1 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 |
1 ms |
208 KB |
Output is correct |
12 |
Correct |
1 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 |
1 ms |
208 KB |
Output is correct |
17 |
Correct |
28 ms |
400 KB |
Output is correct |
18 |
Correct |
25 ms |
460 KB |
Output is correct |
19 |
Correct |
12 ms |
384 KB |
Output is correct |
20 |
Correct |
29 ms |
392 KB |
Output is correct |
21 |
Correct |
25 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 |
300 KB |
Output is correct |
25 |
Correct |
1 ms |
208 KB |
Output is correct |
26 |
Correct |
2 ms |
208 KB |
Output is correct |
27 |
Correct |
2 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 |
3 ms |
208 KB |
Output is correct |
31 |
Correct |
3 ms |
336 KB |
Output is correct |
32 |
Correct |
28 ms |
356 KB |
Output is correct |
33 |
Correct |
17 ms |
344 KB |
Output is correct |
34 |
Correct |
26 ms |
428 KB |
Output is correct |
35 |
Correct |
27 ms |
360 KB |
Output is correct |
36 |
Correct |
23 ms |
376 KB |
Output is correct |
37 |
Correct |
26 ms |
356 KB |
Output is correct |
38 |
Correct |
29 ms |
400 KB |
Output is correct |
39 |
Correct |
25 ms |
372 KB |
Output is correct |
40 |
Correct |
26 ms |
440 KB |
Output is correct |
41 |
Correct |
23 ms |
480 KB |
Output is correct |
42 |
Correct |
28 ms |
640 KB |
Output is correct |
43 |
Correct |
25 ms |
400 KB |
Output is correct |
44 |
Correct |
22 ms |
424 KB |
Output is correct |
45 |
Correct |
31 ms |
416 KB |
Output is correct |
46 |
Correct |
41 ms |
352 KB |
Output is correct |
47 |
Correct |
26 ms |
348 KB |
Output is correct |
48 |
Correct |
14 ms |
352 KB |
Output is correct |
49 |
Correct |
24 ms |
348 KB |
Output is correct |
50 |
Correct |
35 ms |
352 KB |
Output is correct |
51 |
Correct |
28 ms |
424 KB |
Output is correct |
52 |
Correct |
32 ms |
468 KB |
Output is correct |
53 |
Correct |
28 ms |
356 KB |
Output is correct |
54 |
Correct |
18 ms |
352 KB |
Output is correct |
55 |
Correct |
20 ms |
452 KB |
Output is correct |
56 |
Correct |
25 ms |
468 KB |
Output is correct |
57 |
Correct |
31 ms |
412 KB |
Output is correct |
58 |
Correct |
18 ms |
352 KB |
Output is correct |
59 |
Correct |
24 ms |
360 KB |
Output is correct |
60 |
Correct |
27 ms |
384 KB |
Output is correct |
61 |
Correct |
25 ms |
364 KB |
Output is correct |
62 |
Correct |
35 ms |
468 KB |
Output is correct |
63 |
Correct |
28 ms |
420 KB |
Output is correct |
64 |
Correct |
36 ms |
396 KB |
Output is correct |
65 |
Correct |
14 ms |
408 KB |
Output is correct |
66 |
Correct |
22 ms |
408 KB |
Output is correct |
67 |
Correct |
27 ms |
392 KB |
Output is correct |
68 |
Correct |
24 ms |
356 KB |
Output is correct |
69 |
Correct |
28 ms |
352 KB |
Output is correct |
70 |
Correct |
26 ms |
352 KB |
Output is correct |
71 |
Correct |
25 ms |
352 KB |
Output is correct |
72 |
Correct |
24 ms |
352 KB |
Output is correct |
73 |
Correct |
24 ms |
348 KB |
Output is correct |
74 |
Correct |
32 ms |
384 KB |
Output is correct |
75 |
Correct |
30 ms |
468 KB |
Output is correct |
76 |
Correct |
20 ms |
468 KB |
Output is correct |
77 |
Correct |
16 ms |
352 KB |
Output is correct |
78 |
Correct |
1 ms |
208 KB |
Output is correct |
79 |
Correct |
1 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 |
1 ms |
256 KB |
Output is correct |
90 |
Correct |
1 ms |
208 KB |
Output is correct |
91 |
Correct |
1 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 |
300 KB |
Output is correct |
97 |
Correct |
1 ms |
208 KB |
Output is correct |
98 |
Correct |
2 ms |
296 KB |
Output is correct |
99 |
Correct |
1 ms |
296 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 |
300 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 |
1 ms |
208 KB |
Output is correct |
110 |
Correct |
1 ms |
208 KB |
Output is correct |
111 |
Correct |
1 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 |
1 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 |
304 KB |
Output is correct |
122 |
Correct |
1 ms |
208 KB |
Output is correct |
123 |
Correct |
1 ms |
208 KB |
Output is correct |