# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
108125 |
2019-04-27T14:31:14 Z |
autumn_eel |
Combo (IOI18_combo) |
C++14 |
|
51 ms |
576 KB |
#include <bits/stdc++.h>
#define rep(i,n)for(int i=0;i<(n);i++)
using namespace std;
#include "combo.h"
string s="ABXY";
string guess_sequence(int N) {
if(N==1){
char c='?';
rep(i,3){
string ask;ask+=s[i];
int res=press(ask);
if(res){
c=s[i];
break;
}
}
if(c=='?')c=s[3];
string ans;ans+=c;
return ans;
}
function<char(string)>dfs=[&](string s){
if(s.size()==1)return s[0];
int res=press(s.substr(0,s.size()/2));
if(res)return dfs(s.substr(0,s.size()/2));
return dfs(s.substr(s.size()/2));
};
char c=dfs(s);
string ans;ans+=c;
string t;
rep(i,4){
if(s[i]!=c)t+=s[i];
}
for(int i=1;i<N-1;i++){
string ask=ans+t[0];
rep(j,3)ask+=ans+t[1]+t[j];
int res=press(ask);
if(res==i){
ans+=t[2];
}
else if(res==i+1){
ans+=t[0];
}
else if(res==i+2){
ans+=t[1];
}
else abort();
}
char last='?';
rep(i,2){
int res=press(ans+t[i]);
if(res==N){
last=t[i];
break;
}
}
if(last=='?')last=t[2];
ans+=last;
return ans;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
2 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
2 ms |
200 KB |
Output is correct |
5 |
Correct |
2 ms |
200 KB |
Output is correct |
6 |
Correct |
1 ms |
200 KB |
Output is correct |
7 |
Correct |
1 ms |
200 KB |
Output is correct |
8 |
Correct |
1 ms |
200 KB |
Output is correct |
9 |
Correct |
1 ms |
200 KB |
Output is correct |
10 |
Correct |
1 ms |
244 KB |
Output is correct |
11 |
Correct |
1 ms |
200 KB |
Output is correct |
12 |
Correct |
1 ms |
244 KB |
Output is correct |
13 |
Correct |
1 ms |
200 KB |
Output is correct |
14 |
Correct |
1 ms |
200 KB |
Output is correct |
15 |
Correct |
1 ms |
200 KB |
Output is correct |
16 |
Correct |
1 ms |
200 KB |
Output is correct |
17 |
Correct |
1 ms |
200 KB |
Output is correct |
18 |
Correct |
1 ms |
200 KB |
Output is correct |
19 |
Correct |
1 ms |
200 KB |
Output is correct |
20 |
Correct |
1 ms |
200 KB |
Output is correct |
21 |
Correct |
1 ms |
236 KB |
Output is correct |
22 |
Correct |
1 ms |
200 KB |
Output is correct |
23 |
Correct |
1 ms |
276 KB |
Output is correct |
24 |
Correct |
2 ms |
200 KB |
Output is correct |
25 |
Correct |
1 ms |
200 KB |
Output is correct |
26 |
Correct |
1 ms |
200 KB |
Output is correct |
27 |
Correct |
1 ms |
244 KB |
Output is correct |
28 |
Correct |
1 ms |
200 KB |
Output is correct |
29 |
Correct |
1 ms |
200 KB |
Output is correct |
30 |
Correct |
1 ms |
200 KB |
Output is correct |
31 |
Correct |
1 ms |
200 KB |
Output is correct |
32 |
Correct |
1 ms |
200 KB |
Output is correct |
33 |
Correct |
1 ms |
200 KB |
Output is correct |
34 |
Correct |
1 ms |
200 KB |
Output is correct |
35 |
Correct |
1 ms |
200 KB |
Output is correct |
36 |
Correct |
2 ms |
200 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
2 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
1 ms |
200 KB |
Output is correct |
5 |
Correct |
3 ms |
200 KB |
Output is correct |
6 |
Correct |
1 ms |
200 KB |
Output is correct |
7 |
Correct |
1 ms |
200 KB |
Output is correct |
8 |
Correct |
1 ms |
200 KB |
Output is correct |
9 |
Correct |
1 ms |
200 KB |
Output is correct |
10 |
Correct |
1 ms |
200 KB |
Output is correct |
11 |
Correct |
1 ms |
200 KB |
Output is correct |
12 |
Correct |
1 ms |
200 KB |
Output is correct |
13 |
Correct |
1 ms |
200 KB |
Output is correct |
14 |
Correct |
1 ms |
200 KB |
Output is correct |
15 |
Correct |
1 ms |
200 KB |
Output is correct |
16 |
Correct |
1 ms |
200 KB |
Output is correct |
17 |
Correct |
40 ms |
452 KB |
Output is correct |
18 |
Correct |
41 ms |
400 KB |
Output is correct |
19 |
Correct |
44 ms |
488 KB |
Output is correct |
20 |
Correct |
32 ms |
380 KB |
Output is correct |
21 |
Correct |
45 ms |
480 KB |
Output is correct |
22 |
Correct |
2 ms |
200 KB |
Output is correct |
23 |
Correct |
2 ms |
200 KB |
Output is correct |
24 |
Correct |
2 ms |
220 KB |
Output is correct |
25 |
Correct |
2 ms |
200 KB |
Output is correct |
26 |
Correct |
3 ms |
200 KB |
Output is correct |
27 |
Correct |
3 ms |
200 KB |
Output is correct |
28 |
Correct |
2 ms |
200 KB |
Output is correct |
29 |
Correct |
2 ms |
328 KB |
Output is correct |
30 |
Correct |
4 ms |
200 KB |
Output is correct |
31 |
Correct |
3 ms |
328 KB |
Output is correct |
32 |
Correct |
38 ms |
380 KB |
Output is correct |
33 |
Correct |
38 ms |
384 KB |
Output is correct |
34 |
Correct |
34 ms |
384 KB |
Output is correct |
35 |
Correct |
38 ms |
452 KB |
Output is correct |
36 |
Correct |
42 ms |
432 KB |
Output is correct |
37 |
Correct |
25 ms |
380 KB |
Output is correct |
38 |
Correct |
33 ms |
380 KB |
Output is correct |
39 |
Correct |
28 ms |
384 KB |
Output is correct |
40 |
Correct |
30 ms |
380 KB |
Output is correct |
41 |
Correct |
50 ms |
468 KB |
Output is correct |
42 |
Correct |
34 ms |
448 KB |
Output is correct |
43 |
Correct |
22 ms |
504 KB |
Output is correct |
44 |
Correct |
45 ms |
448 KB |
Output is correct |
45 |
Correct |
23 ms |
376 KB |
Output is correct |
46 |
Correct |
22 ms |
452 KB |
Output is correct |
47 |
Correct |
41 ms |
380 KB |
Output is correct |
48 |
Correct |
38 ms |
380 KB |
Output is correct |
49 |
Correct |
39 ms |
376 KB |
Output is correct |
50 |
Correct |
36 ms |
380 KB |
Output is correct |
51 |
Correct |
44 ms |
380 KB |
Output is correct |
52 |
Correct |
48 ms |
376 KB |
Output is correct |
53 |
Correct |
30 ms |
396 KB |
Output is correct |
54 |
Correct |
45 ms |
472 KB |
Output is correct |
55 |
Correct |
32 ms |
496 KB |
Output is correct |
56 |
Correct |
44 ms |
468 KB |
Output is correct |
57 |
Correct |
45 ms |
396 KB |
Output is correct |
58 |
Correct |
44 ms |
380 KB |
Output is correct |
59 |
Correct |
39 ms |
484 KB |
Output is correct |
60 |
Correct |
48 ms |
484 KB |
Output is correct |
61 |
Correct |
30 ms |
448 KB |
Output is correct |
62 |
Correct |
27 ms |
380 KB |
Output is correct |
63 |
Correct |
24 ms |
380 KB |
Output is correct |
64 |
Correct |
36 ms |
544 KB |
Output is correct |
65 |
Correct |
35 ms |
384 KB |
Output is correct |
66 |
Correct |
44 ms |
380 KB |
Output is correct |
67 |
Correct |
38 ms |
376 KB |
Output is correct |
68 |
Correct |
47 ms |
384 KB |
Output is correct |
69 |
Correct |
45 ms |
376 KB |
Output is correct |
70 |
Correct |
51 ms |
444 KB |
Output is correct |
71 |
Correct |
42 ms |
492 KB |
Output is correct |
72 |
Correct |
43 ms |
472 KB |
Output is correct |
73 |
Correct |
40 ms |
452 KB |
Output is correct |
74 |
Correct |
44 ms |
576 KB |
Output is correct |
75 |
Correct |
36 ms |
380 KB |
Output is correct |
76 |
Correct |
31 ms |
380 KB |
Output is correct |
77 |
Correct |
33 ms |
464 KB |
Output is correct |
78 |
Correct |
2 ms |
200 KB |
Output is correct |
79 |
Correct |
2 ms |
256 KB |
Output is correct |
80 |
Correct |
2 ms |
200 KB |
Output is correct |
81 |
Correct |
1 ms |
200 KB |
Output is correct |
82 |
Correct |
2 ms |
200 KB |
Output is correct |
83 |
Correct |
2 ms |
288 KB |
Output is correct |
84 |
Correct |
2 ms |
200 KB |
Output is correct |
85 |
Correct |
2 ms |
200 KB |
Output is correct |
86 |
Correct |
2 ms |
200 KB |
Output is correct |
87 |
Correct |
2 ms |
200 KB |
Output is correct |
88 |
Correct |
1 ms |
200 KB |
Output is correct |
89 |
Correct |
1 ms |
200 KB |
Output is correct |
90 |
Correct |
2 ms |
200 KB |
Output is correct |
91 |
Correct |
2 ms |
256 KB |
Output is correct |
92 |
Correct |
1 ms |
200 KB |
Output is correct |
93 |
Correct |
1 ms |
200 KB |
Output is correct |
94 |
Correct |
2 ms |
200 KB |
Output is correct |
95 |
Correct |
2 ms |
200 KB |
Output is correct |
96 |
Correct |
2 ms |
288 KB |
Output is correct |
97 |
Correct |
2 ms |
200 KB |
Output is correct |
98 |
Correct |
2 ms |
200 KB |
Output is correct |
99 |
Correct |
2 ms |
200 KB |
Output is correct |
100 |
Correct |
2 ms |
200 KB |
Output is correct |
101 |
Correct |
2 ms |
200 KB |
Output is correct |
102 |
Correct |
2 ms |
200 KB |
Output is correct |
103 |
Correct |
2 ms |
200 KB |
Output is correct |
104 |
Correct |
2 ms |
200 KB |
Output is correct |
105 |
Correct |
2 ms |
200 KB |
Output is correct |
106 |
Correct |
2 ms |
200 KB |
Output is correct |
107 |
Correct |
2 ms |
200 KB |
Output is correct |
108 |
Correct |
2 ms |
200 KB |
Output is correct |
109 |
Correct |
1 ms |
200 KB |
Output is correct |
110 |
Correct |
1 ms |
200 KB |
Output is correct |
111 |
Correct |
1 ms |
200 KB |
Output is correct |
112 |
Correct |
1 ms |
200 KB |
Output is correct |
113 |
Correct |
2 ms |
200 KB |
Output is correct |
114 |
Correct |
2 ms |
200 KB |
Output is correct |
115 |
Correct |
1 ms |
200 KB |
Output is correct |
116 |
Correct |
1 ms |
200 KB |
Output is correct |
117 |
Correct |
1 ms |
200 KB |
Output is correct |
118 |
Correct |
2 ms |
200 KB |
Output is correct |
119 |
Correct |
1 ms |
292 KB |
Output is correct |
120 |
Correct |
1 ms |
292 KB |
Output is correct |
121 |
Correct |
1 ms |
200 KB |
Output is correct |
122 |
Correct |
2 ms |
256 KB |
Output is correct |
123 |
Correct |
2 ms |
200 KB |
Output is correct |