| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 102843 |
2019-03-28T01:01:13 Z |
wxh010910 |
Combo (IOI18_combo) |
C++17 |
|
58 ms |
660 KB |
#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
string guess_sequence(int n) {
string alphabet = "ABXY", answer = "";
int first_letter = press("AB");
if (first_letter) {
if (press("A")) {
first_letter = 0;
answer = "A";
} else {
first_letter = 1;
answer = "B";
}
} else {
if (press("X")) {
first_letter = 2;
answer = "X";
} else {
first_letter = 3;
answer = "Y";
}
}
if (n == 1) {
return answer;
}
for (int i = 0; i < n - 2; ++i) {
int current = 0;
string query = "";
for (int j = 0; j < 4; ++j) {
if (j != first_letter) {
if (current == 1) {
query += answer + alphabet[j];
} else if (current == 2) {
for (int k = 0; k < 4; ++k) {
if (k != first_letter) {
query += answer + alphabet[j] + alphabet[k];
}
}
}
++current;
}
}
int result = press(query);
current = answer.length();
for (int j = 0; j < 4; ++j) {
if (j != first_letter) {
if (result == current) {
answer += alphabet[j];
}
++current;
}
}
}
if (press(answer + "A" + answer + "B") == n) {
if (press(answer + "A") == n) {
return answer + "A";
} else {
return answer + "B";
}
} else {
if (press(answer + "X") == n) {
return answer + "X";
} else {
return answer + "Y";
}
}
}
| # |
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 |
1 ms |
200 KB |
Output is correct |
| 6 |
Correct |
1 ms |
200 KB |
Output is correct |
| 7 |
Correct |
1 ms |
248 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 |
256 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 |
200 KB |
Output is correct |
| 22 |
Correct |
1 ms |
200 KB |
Output is correct |
| 23 |
Correct |
1 ms |
248 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 |
1 ms |
220 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 |
1 ms |
252 KB |
Output is correct |
| # |
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 |
1 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 |
252 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 |
37 ms |
452 KB |
Output is correct |
| 18 |
Correct |
34 ms |
432 KB |
Output is correct |
| 19 |
Correct |
39 ms |
576 KB |
Output is correct |
| 20 |
Correct |
40 ms |
512 KB |
Output is correct |
| 21 |
Correct |
47 ms |
556 KB |
Output is correct |
| 22 |
Correct |
1 ms |
200 KB |
Output is correct |
| 23 |
Correct |
2 ms |
200 KB |
Output is correct |
| 24 |
Correct |
2 ms |
200 KB |
Output is correct |
| 25 |
Correct |
3 ms |
200 KB |
Output is correct |
| 26 |
Correct |
2 ms |
200 KB |
Output is correct |
| 27 |
Correct |
3 ms |
200 KB |
Output is correct |
| 28 |
Correct |
3 ms |
384 KB |
Output is correct |
| 29 |
Correct |
3 ms |
328 KB |
Output is correct |
| 30 |
Correct |
4 ms |
328 KB |
Output is correct |
| 31 |
Correct |
4 ms |
328 KB |
Output is correct |
| 32 |
Correct |
36 ms |
420 KB |
Output is correct |
| 33 |
Correct |
33 ms |
400 KB |
Output is correct |
| 34 |
Correct |
44 ms |
372 KB |
Output is correct |
| 35 |
Correct |
46 ms |
496 KB |
Output is correct |
| 36 |
Correct |
36 ms |
412 KB |
Output is correct |
| 37 |
Correct |
41 ms |
472 KB |
Output is correct |
| 38 |
Correct |
25 ms |
412 KB |
Output is correct |
| 39 |
Correct |
41 ms |
496 KB |
Output is correct |
| 40 |
Correct |
40 ms |
488 KB |
Output is correct |
| 41 |
Correct |
58 ms |
380 KB |
Output is correct |
| 42 |
Correct |
35 ms |
504 KB |
Output is correct |
| 43 |
Correct |
51 ms |
380 KB |
Output is correct |
| 44 |
Correct |
47 ms |
384 KB |
Output is correct |
| 45 |
Correct |
28 ms |
660 KB |
Output is correct |
| 46 |
Correct |
31 ms |
376 KB |
Output is correct |
| 47 |
Correct |
36 ms |
380 KB |
Output is correct |
| 48 |
Correct |
47 ms |
376 KB |
Output is correct |
| 49 |
Correct |
44 ms |
452 KB |
Output is correct |
| 50 |
Correct |
38 ms |
380 KB |
Output is correct |
| 51 |
Correct |
36 ms |
556 KB |
Output is correct |
| 52 |
Correct |
51 ms |
404 KB |
Output is correct |
| 53 |
Correct |
38 ms |
380 KB |
Output is correct |
| 54 |
Correct |
48 ms |
380 KB |
Output is correct |
| 55 |
Correct |
42 ms |
380 KB |
Output is correct |
| 56 |
Correct |
45 ms |
468 KB |
Output is correct |
| 57 |
Correct |
44 ms |
464 KB |
Output is correct |
| 58 |
Correct |
46 ms |
472 KB |
Output is correct |
| 59 |
Correct |
26 ms |
412 KB |
Output is correct |
| 60 |
Correct |
27 ms |
380 KB |
Output is correct |
| 61 |
Correct |
36 ms |
376 KB |
Output is correct |
| 62 |
Correct |
37 ms |
384 KB |
Output is correct |
| 63 |
Correct |
46 ms |
440 KB |
Output is correct |
| 64 |
Correct |
45 ms |
432 KB |
Output is correct |
| 65 |
Correct |
36 ms |
548 KB |
Output is correct |
| 66 |
Correct |
31 ms |
372 KB |
Output is correct |
| 67 |
Correct |
32 ms |
376 KB |
Output is correct |
| 68 |
Correct |
24 ms |
428 KB |
Output is correct |
| 69 |
Correct |
44 ms |
520 KB |
Output is correct |
| 70 |
Correct |
23 ms |
372 KB |
Output is correct |
| 71 |
Correct |
32 ms |
476 KB |
Output is correct |
| 72 |
Correct |
44 ms |
444 KB |
Output is correct |
| 73 |
Correct |
38 ms |
468 KB |
Output is correct |
| 74 |
Correct |
42 ms |
384 KB |
Output is correct |
| 75 |
Correct |
40 ms |
396 KB |
Output is correct |
| 76 |
Correct |
47 ms |
568 KB |
Output is correct |
| 77 |
Correct |
39 ms |
480 KB |
Output is correct |
| 78 |
Correct |
1 ms |
200 KB |
Output is correct |
| 79 |
Correct |
1 ms |
200 KB |
Output is correct |
| 80 |
Correct |
1 ms |
200 KB |
Output is correct |
| 81 |
Correct |
1 ms |
200 KB |
Output is correct |
| 82 |
Correct |
1 ms |
200 KB |
Output is correct |
| 83 |
Correct |
2 ms |
200 KB |
Output is correct |
| 84 |
Correct |
2 ms |
200 KB |
Output is correct |
| 85 |
Correct |
2 ms |
228 KB |
Output is correct |
| 86 |
Correct |
2 ms |
200 KB |
Output is correct |
| 87 |
Correct |
2 ms |
292 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 |
200 KB |
Output is correct |
| 92 |
Correct |
2 ms |
200 KB |
Output is correct |
| 93 |
Correct |
1 ms |
200 KB |
Output is correct |
| 94 |
Correct |
2 ms |
204 KB |
Output is correct |
| 95 |
Correct |
1 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 |
2 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 |
1 ms |
256 KB |
Output is correct |
| 107 |
Correct |
1 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 |
2 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 |
2 ms |
200 KB |
Output is correct |
| 116 |
Correct |
1 ms |
200 KB |
Output is correct |
| 117 |
Correct |
2 ms |
200 KB |
Output is correct |
| 118 |
Correct |
2 ms |
256 KB |
Output is correct |
| 119 |
Correct |
2 ms |
256 KB |
Output is correct |
| 120 |
Correct |
1 ms |
200 KB |
Output is correct |
| 121 |
Correct |
1 ms |
256 KB |
Output is correct |
| 122 |
Correct |
2 ms |
244 KB |
Output is correct |
| 123 |
Correct |
2 ms |
256 KB |
Output is correct |
