# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
172048 |
2019-12-30T23:08:20 Z |
nobik |
Combo (IOI18_combo) |
C++14 |
|
72 ms |
680 KB |
#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int n) {
string chars[] = {"A", "B", "X", "Y"};
int first = 0;
if (press("AB") > 0) {
first = press("B");
} else {
first = 2 + press("Y");
}
string r = chars[first];
if (n == 1)
return r;
vector<int> ids;
for (int j = 0; j < 4; ++j) {
if (j == first) continue;
ids.push_back(j);
}
for (int i = 0; i < n - 2; ++i) {
string f = r + chars[ids[0]];
string s = r + chars[ids[1]];
string query = (f + chars[ids[0]]) + (f + chars[ids[1]]) + (f + chars[ids[2]]) + s;
int c = press(query);
if (c == (int) f.size() + 1) r += chars[ids[0]]; else
if (c == (int) s.size()) r += chars[ids[1]]; else
r += chars[ids[2]];
}
if (press(r + chars[ids[0]]) == n) r += chars[ids[0]]; else
if (press(r + chars[ids[1]]) == n) r += chars[ids[1]]; else
r += chars[ids[2]];
return r;
}
/*
Usage:
std::string p = "";
for (int i = 0; i < 4 * N; ++i) {
p += 'A';
}
int coins = press(p);
std::string S = "";
for (int i = 0; i < N; ++i) {
S += 'A';
}
return S;
*/
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 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 |
2 ms |
200 KB |
Output is correct |
6 |
Correct |
2 ms |
200 KB |
Output is correct |
7 |
Correct |
2 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 |
268 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 |
200 KB |
Output is correct |
22 |
Correct |
1 ms |
200 KB |
Output is correct |
23 |
Correct |
1 ms |
200 KB |
Output is correct |
24 |
Correct |
1 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 |
2 ms |
200 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 |
2 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 |
208 KB |
Output is correct |
36 |
Correct |
1 ms |
200 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
2 ms |
200 KB |
Output is correct |
5 |
Correct |
1 ms |
200 KB |
Output is correct |
6 |
Correct |
2 ms |
200 KB |
Output is correct |
7 |
Correct |
2 ms |
200 KB |
Output is correct |
8 |
Correct |
2 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 |
2 ms |
200 KB |
Output is correct |
15 |
Correct |
2 ms |
200 KB |
Output is correct |
16 |
Correct |
2 ms |
200 KB |
Output is correct |
17 |
Correct |
57 ms |
588 KB |
Output is correct |
18 |
Correct |
42 ms |
488 KB |
Output is correct |
19 |
Correct |
36 ms |
592 KB |
Output is correct |
20 |
Correct |
47 ms |
568 KB |
Output is correct |
21 |
Correct |
21 ms |
680 KB |
Output is correct |
22 |
Correct |
3 ms |
200 KB |
Output is correct |
23 |
Correct |
2 ms |
272 KB |
Output is correct |
24 |
Correct |
3 ms |
296 KB |
Output is correct |
25 |
Correct |
2 ms |
288 KB |
Output is correct |
26 |
Correct |
3 ms |
200 KB |
Output is correct |
27 |
Correct |
3 ms |
300 KB |
Output is correct |
28 |
Correct |
6 ms |
288 KB |
Output is correct |
29 |
Correct |
2 ms |
300 KB |
Output is correct |
30 |
Correct |
4 ms |
312 KB |
Output is correct |
31 |
Correct |
4 ms |
328 KB |
Output is correct |
32 |
Correct |
34 ms |
588 KB |
Output is correct |
33 |
Correct |
61 ms |
500 KB |
Output is correct |
34 |
Correct |
72 ms |
492 KB |
Output is correct |
35 |
Correct |
42 ms |
492 KB |
Output is correct |
36 |
Correct |
33 ms |
488 KB |
Output is correct |
37 |
Correct |
42 ms |
496 KB |
Output is correct |
38 |
Correct |
25 ms |
504 KB |
Output is correct |
39 |
Correct |
40 ms |
636 KB |
Output is correct |
40 |
Correct |
31 ms |
508 KB |
Output is correct |
41 |
Correct |
48 ms |
588 KB |
Output is correct |
42 |
Correct |
45 ms |
492 KB |
Output is correct |
43 |
Correct |
42 ms |
564 KB |
Output is correct |
44 |
Correct |
48 ms |
564 KB |
Output is correct |
45 |
Correct |
38 ms |
548 KB |
Output is correct |
46 |
Correct |
42 ms |
596 KB |
Output is correct |
47 |
Correct |
24 ms |
488 KB |
Output is correct |
48 |
Correct |
42 ms |
612 KB |
Output is correct |
49 |
Correct |
37 ms |
492 KB |
Output is correct |
50 |
Correct |
40 ms |
608 KB |
Output is correct |
51 |
Correct |
40 ms |
492 KB |
Output is correct |
52 |
Correct |
31 ms |
492 KB |
Output is correct |
53 |
Correct |
41 ms |
556 KB |
Output is correct |
54 |
Correct |
34 ms |
496 KB |
Output is correct |
55 |
Correct |
28 ms |
492 KB |
Output is correct |
56 |
Correct |
36 ms |
624 KB |
Output is correct |
57 |
Correct |
30 ms |
492 KB |
Output is correct |
58 |
Correct |
44 ms |
524 KB |
Output is correct |
59 |
Correct |
47 ms |
488 KB |
Output is correct |
60 |
Correct |
41 ms |
600 KB |
Output is correct |
61 |
Correct |
39 ms |
592 KB |
Output is correct |
62 |
Correct |
43 ms |
544 KB |
Output is correct |
63 |
Correct |
40 ms |
576 KB |
Output is correct |
64 |
Correct |
44 ms |
496 KB |
Output is correct |
65 |
Correct |
28 ms |
512 KB |
Output is correct |
66 |
Correct |
45 ms |
572 KB |
Output is correct |
67 |
Correct |
44 ms |
612 KB |
Output is correct |
68 |
Correct |
43 ms |
488 KB |
Output is correct |
69 |
Correct |
45 ms |
496 KB |
Output is correct |
70 |
Correct |
45 ms |
596 KB |
Output is correct |
71 |
Correct |
43 ms |
612 KB |
Output is correct |
72 |
Correct |
45 ms |
488 KB |
Output is correct |
73 |
Correct |
34 ms |
592 KB |
Output is correct |
74 |
Correct |
43 ms |
576 KB |
Output is correct |
75 |
Correct |
44 ms |
488 KB |
Output is correct |
76 |
Correct |
36 ms |
620 KB |
Output is correct |
77 |
Correct |
40 ms |
500 KB |
Output is correct |
78 |
Correct |
1 ms |
260 KB |
Output is correct |
79 |
Correct |
3 ms |
200 KB |
Output is correct |
80 |
Correct |
4 ms |
200 KB |
Output is correct |
81 |
Correct |
3 ms |
200 KB |
Output is correct |
82 |
Correct |
2 ms |
200 KB |
Output is correct |
83 |
Correct |
1 ms |
200 KB |
Output is correct |
84 |
Correct |
2 ms |
200 KB |
Output is correct |
85 |
Correct |
2 ms |
384 KB |
Output is correct |
86 |
Correct |
1 ms |
200 KB |
Output is correct |
87 |
Correct |
2 ms |
200 KB |
Output is correct |
88 |
Correct |
2 ms |
200 KB |
Output is correct |
89 |
Correct |
3 ms |
200 KB |
Output is correct |
90 |
Correct |
1 ms |
200 KB |
Output is correct |
91 |
Correct |
6 ms |
200 KB |
Output is correct |
92 |
Correct |
2 ms |
200 KB |
Output is correct |
93 |
Correct |
2 ms |
200 KB |
Output is correct |
94 |
Correct |
2 ms |
288 KB |
Output is correct |
95 |
Correct |
2 ms |
200 KB |
Output is correct |
96 |
Correct |
2 ms |
200 KB |
Output is correct |
97 |
Correct |
2 ms |
200 KB |
Output is correct |
98 |
Correct |
2 ms |
200 KB |
Output is correct |
99 |
Correct |
3 ms |
200 KB |
Output is correct |
100 |
Correct |
2 ms |
200 KB |
Output is correct |
101 |
Correct |
1 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 |
1 ms |
200 KB |
Output is correct |
109 |
Correct |
2 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 |
1 ms |
200 KB |
Output is correct |
114 |
Correct |
1 ms |
256 KB |
Output is correct |
115 |
Correct |
1 ms |
192 KB |
Output is correct |
116 |
Correct |
2 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 |
2 ms |
200 KB |
Output is correct |
120 |
Correct |
2 ms |
200 KB |
Output is correct |
121 |
Correct |
2 ms |
200 KB |
Output is correct |
122 |
Correct |
2 ms |
200 KB |
Output is correct |
123 |
Correct |
2 ms |
200 KB |
Output is correct |