| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 687540 |
2023-01-26T14:08:13 Z |
abcdehello |
Combo (IOI18_combo) |
C++17 |
|
36 ms |
748 KB |
#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int n) {
char pre=' ';
string cur="";
vector<char> other(0),buttons={'A','B','X','Y'};
//find s[0] (2)
int ab=press("AB"),ax=press("AX");
if (ab&&ax) pre='A';
else if (ab) pre='B';
else if (ax) pre='X';
else pre='Y';
for (char ch:buttons){
if (pre!=ch) other.push_back(ch);
}
cur+=pre;
if (n==1) return cur;
//find s[1..n-2] (n-2)
for (int i=1;i<n-1;i++){
string s1=cur+other[0],s2=cur+other[1];
string s2a=s2+other[0],s2b=s2+other[1],s2c=s2+other[2];
int res=press(s1+s2a+s2b+s2c);
if (res==i+2) cur+=other[1];
else if (res==i+1) cur+=other[0];
else cur+=other[2];
}
//find s[n-1] (2)
int cur1=press(cur+other[0]),cur2=press(cur+other[1]);
if (cur1==n) return cur+other[0];
else if (cur2==n) return cur+other[1];
else return cur+other[2];
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 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 |
0 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 |
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 |
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 |
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 |
1 ms |
208 KB |
Output is correct |
| 20 |
Correct |
0 ms |
208 KB |
Output is correct |
| 21 |
Correct |
1 ms |
208 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 |
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 |
0 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 |
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 |
1 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 |
0 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 |
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 |
0 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 |
0 ms |
208 KB |
Output is correct |
| 16 |
Correct |
1 ms |
208 KB |
Output is correct |
| 17 |
Correct |
25 ms |
636 KB |
Output is correct |
| 18 |
Correct |
22 ms |
568 KB |
Output is correct |
| 19 |
Correct |
27 ms |
616 KB |
Output is correct |
| 20 |
Correct |
24 ms |
656 KB |
Output is correct |
| 21 |
Correct |
29 ms |
648 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 |
208 KB |
Output is correct |
| 25 |
Correct |
2 ms |
208 KB |
Output is correct |
| 26 |
Correct |
1 ms |
208 KB |
Output is correct |
| 27 |
Correct |
1 ms |
300 KB |
Output is correct |
| 28 |
Correct |
2 ms |
300 KB |
Output is correct |
| 29 |
Correct |
2 ms |
336 KB |
Output is correct |
| 30 |
Correct |
2 ms |
300 KB |
Output is correct |
| 31 |
Correct |
2 ms |
304 KB |
Output is correct |
| 32 |
Correct |
27 ms |
624 KB |
Output is correct |
| 33 |
Correct |
22 ms |
536 KB |
Output is correct |
| 34 |
Correct |
30 ms |
540 KB |
Output is correct |
| 35 |
Correct |
18 ms |
632 KB |
Output is correct |
| 36 |
Correct |
19 ms |
584 KB |
Output is correct |
| 37 |
Correct |
24 ms |
544 KB |
Output is correct |
| 38 |
Correct |
31 ms |
548 KB |
Output is correct |
| 39 |
Correct |
33 ms |
620 KB |
Output is correct |
| 40 |
Correct |
32 ms |
536 KB |
Output is correct |
| 41 |
Correct |
24 ms |
640 KB |
Output is correct |
| 42 |
Correct |
27 ms |
736 KB |
Output is correct |
| 43 |
Correct |
26 ms |
536 KB |
Output is correct |
| 44 |
Correct |
29 ms |
568 KB |
Output is correct |
| 45 |
Correct |
25 ms |
692 KB |
Output is correct |
| 46 |
Correct |
26 ms |
536 KB |
Output is correct |
| 47 |
Correct |
22 ms |
640 KB |
Output is correct |
| 48 |
Correct |
28 ms |
716 KB |
Output is correct |
| 49 |
Correct |
35 ms |
540 KB |
Output is correct |
| 50 |
Correct |
23 ms |
540 KB |
Output is correct |
| 51 |
Correct |
24 ms |
600 KB |
Output is correct |
| 52 |
Correct |
29 ms |
544 KB |
Output is correct |
| 53 |
Correct |
21 ms |
536 KB |
Output is correct |
| 54 |
Correct |
28 ms |
544 KB |
Output is correct |
| 55 |
Correct |
23 ms |
540 KB |
Output is correct |
| 56 |
Correct |
27 ms |
692 KB |
Output is correct |
| 57 |
Correct |
25 ms |
748 KB |
Output is correct |
| 58 |
Correct |
25 ms |
540 KB |
Output is correct |
| 59 |
Correct |
21 ms |
536 KB |
Output is correct |
| 60 |
Correct |
21 ms |
548 KB |
Output is correct |
| 61 |
Correct |
28 ms |
540 KB |
Output is correct |
| 62 |
Correct |
19 ms |
536 KB |
Output is correct |
| 63 |
Correct |
23 ms |
540 KB |
Output is correct |
| 64 |
Correct |
30 ms |
544 KB |
Output is correct |
| 65 |
Correct |
18 ms |
544 KB |
Output is correct |
| 66 |
Correct |
36 ms |
644 KB |
Output is correct |
| 67 |
Correct |
25 ms |
644 KB |
Output is correct |
| 68 |
Correct |
36 ms |
636 KB |
Output is correct |
| 69 |
Correct |
32 ms |
540 KB |
Output is correct |
| 70 |
Correct |
32 ms |
544 KB |
Output is correct |
| 71 |
Correct |
34 ms |
620 KB |
Output is correct |
| 72 |
Correct |
29 ms |
636 KB |
Output is correct |
| 73 |
Correct |
29 ms |
652 KB |
Output is correct |
| 74 |
Correct |
28 ms |
540 KB |
Output is correct |
| 75 |
Correct |
32 ms |
616 KB |
Output is correct |
| 76 |
Correct |
28 ms |
544 KB |
Output is correct |
| 77 |
Correct |
24 ms |
636 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 |
2 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 |
1 ms |
208 KB |
Output is correct |
| 93 |
Correct |
1 ms |
208 KB |
Output is correct |
| 94 |
Correct |
1 ms |
300 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 |
304 KB |
Output is correct |
| 99 |
Correct |
1 ms |
208 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 |
0 ms |
208 KB |
Output is correct |
| 112 |
Correct |
0 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 |
208 KB |
Output is correct |
| 122 |
Correct |
1 ms |
208 KB |
Output is correct |
| 123 |
Correct |
1 ms |
208 KB |
Output is correct |
