| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 867579 |
2023-10-28T19:57:14 Z |
Dec0Dedd |
Combo (IOI18_combo) |
C++14 |
|
23 ms |
1984 KB |
#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
// A, B, X, Y
string strend(string s, int n) {
while ((int)s.size() < n) s+=s[0];
return s;
}
string guess_sequence(int n) {
string ans;
vector<string> v={"A", "B", "X", "Y"};
if (press("AB") > 0) {
if (press("A") > 0) ans+="A";
else ans+="B";
} else {
if (press("X") > 0) ans+="X";
else ans+="Y";
}
for (int j=0; j<4; ++j) {
if (v[j] == string(1, ans[0])) {
v.erase(v.begin()+j);
break;
}
}
for (int i=1; i+1<n; ++i) {
string tmp=strend(ans+v[0]+v[0], n)+strend(ans+v[0]+v[1], n)+strend(ans+v[1]+v[0], n);
int k=press(tmp)-i;
if (k == 0) {
ans+=v[2];
continue;
} else if (k == 1) {
tmp=strend(ans+v[1]+v[2], n);
int x=press(tmp)-i;
if (x == 0) ans+=v[0]+v[2];
else if (x == 1) ans+=v[1]+v[1];
else ans+=v[1]+v[2];
++i;
} else if (k == 2) {
tmp=strend(ans+v[0]+v[0], n);
int x=press(tmp)-i;
if (x == 0) ans+=v[1]+v[0];
else if (x == 1) ans+=v[0]+v[1];
else ans+=v[0]+v[0];
++i;
} else assert(false);
}
assert(n-ans.size() <= 1);
if ((int)ans.size() < n) {
if (press(ans+v[0]) == n) ans+=v[0];
else if (press(ans+v[1]) == n) ans+=v[1];
else ans+=v[2];
}
return ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
0 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
344 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
1 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
0 ms |
344 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
0 ms |
344 KB |
Output is correct |
| 18 |
Correct |
0 ms |
344 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
344 KB |
Output is correct |
| 22 |
Correct |
0 ms |
344 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
344 KB |
Output is correct |
| 25 |
Correct |
0 ms |
344 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
1 ms |
344 KB |
Output is correct |
| 28 |
Correct |
0 ms |
344 KB |
Output is correct |
| 29 |
Correct |
0 ms |
344 KB |
Output is correct |
| 30 |
Correct |
1 ms |
344 KB |
Output is correct |
| 31 |
Correct |
0 ms |
344 KB |
Output is correct |
| 32 |
Correct |
0 ms |
344 KB |
Output is correct |
| 33 |
Correct |
0 ms |
344 KB |
Output is correct |
| 34 |
Correct |
0 ms |
344 KB |
Output is correct |
| 35 |
Correct |
0 ms |
344 KB |
Output is correct |
| 36 |
Correct |
1 ms |
500 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
1 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
1 ms |
344 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
1 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
0 ms |
344 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
19 ms |
1476 KB |
Output is correct |
| 18 |
Correct |
18 ms |
1752 KB |
Output is correct |
| 19 |
Correct |
18 ms |
972 KB |
Output is correct |
| 20 |
Correct |
19 ms |
1984 KB |
Output is correct |
| 21 |
Correct |
18 ms |
1412 KB |
Output is correct |
| 22 |
Correct |
0 ms |
344 KB |
Output is correct |
| 23 |
Correct |
0 ms |
432 KB |
Output is correct |
| 24 |
Correct |
1 ms |
436 KB |
Output is correct |
| 25 |
Correct |
1 ms |
436 KB |
Output is correct |
| 26 |
Correct |
1 ms |
436 KB |
Output is correct |
| 27 |
Correct |
1 ms |
692 KB |
Output is correct |
| 28 |
Correct |
1 ms |
440 KB |
Output is correct |
| 29 |
Correct |
1 ms |
436 KB |
Output is correct |
| 30 |
Correct |
1 ms |
436 KB |
Output is correct |
| 31 |
Correct |
1 ms |
476 KB |
Output is correct |
| 32 |
Correct |
20 ms |
1568 KB |
Output is correct |
| 33 |
Correct |
20 ms |
1548 KB |
Output is correct |
| 34 |
Correct |
18 ms |
1568 KB |
Output is correct |
| 35 |
Correct |
18 ms |
1556 KB |
Output is correct |
| 36 |
Correct |
18 ms |
1312 KB |
Output is correct |
| 37 |
Correct |
18 ms |
1044 KB |
Output is correct |
| 38 |
Correct |
18 ms |
1256 KB |
Output is correct |
| 39 |
Correct |
18 ms |
1700 KB |
Output is correct |
| 40 |
Correct |
18 ms |
984 KB |
Output is correct |
| 41 |
Correct |
18 ms |
1180 KB |
Output is correct |
| 42 |
Correct |
20 ms |
1360 KB |
Output is correct |
| 43 |
Correct |
17 ms |
1440 KB |
Output is correct |
| 44 |
Correct |
17 ms |
1516 KB |
Output is correct |
| 45 |
Correct |
18 ms |
1412 KB |
Output is correct |
| 46 |
Correct |
17 ms |
1208 KB |
Output is correct |
| 47 |
Correct |
17 ms |
1460 KB |
Output is correct |
| 48 |
Correct |
17 ms |
1696 KB |
Output is correct |
| 49 |
Correct |
17 ms |
1260 KB |
Output is correct |
| 50 |
Correct |
19 ms |
908 KB |
Output is correct |
| 51 |
Correct |
21 ms |
1476 KB |
Output is correct |
| 52 |
Correct |
21 ms |
1356 KB |
Output is correct |
| 53 |
Correct |
19 ms |
1084 KB |
Output is correct |
| 54 |
Correct |
17 ms |
1316 KB |
Output is correct |
| 55 |
Correct |
18 ms |
1092 KB |
Output is correct |
| 56 |
Correct |
19 ms |
1148 KB |
Output is correct |
| 57 |
Correct |
16 ms |
1364 KB |
Output is correct |
| 58 |
Correct |
16 ms |
1520 KB |
Output is correct |
| 59 |
Correct |
19 ms |
1476 KB |
Output is correct |
| 60 |
Correct |
18 ms |
1724 KB |
Output is correct |
| 61 |
Correct |
16 ms |
1440 KB |
Output is correct |
| 62 |
Correct |
23 ms |
1620 KB |
Output is correct |
| 63 |
Correct |
22 ms |
1216 KB |
Output is correct |
| 64 |
Correct |
23 ms |
1504 KB |
Output is correct |
| 65 |
Correct |
21 ms |
1436 KB |
Output is correct |
| 66 |
Correct |
18 ms |
1172 KB |
Output is correct |
| 67 |
Correct |
20 ms |
1432 KB |
Output is correct |
| 68 |
Correct |
19 ms |
1472 KB |
Output is correct |
| 69 |
Correct |
18 ms |
1540 KB |
Output is correct |
| 70 |
Correct |
18 ms |
1492 KB |
Output is correct |
| 71 |
Correct |
18 ms |
1340 KB |
Output is correct |
| 72 |
Correct |
17 ms |
1252 KB |
Output is correct |
| 73 |
Correct |
19 ms |
1076 KB |
Output is correct |
| 74 |
Correct |
17 ms |
1208 KB |
Output is correct |
| 75 |
Correct |
17 ms |
1304 KB |
Output is correct |
| 76 |
Correct |
18 ms |
1188 KB |
Output is correct |
| 77 |
Correct |
19 ms |
1852 KB |
Output is correct |
| 78 |
Correct |
0 ms |
344 KB |
Output is correct |
| 79 |
Correct |
0 ms |
344 KB |
Output is correct |
| 80 |
Correct |
0 ms |
344 KB |
Output is correct |
| 81 |
Correct |
0 ms |
344 KB |
Output is correct |
| 82 |
Correct |
0 ms |
344 KB |
Output is correct |
| 83 |
Correct |
1 ms |
344 KB |
Output is correct |
| 84 |
Correct |
0 ms |
432 KB |
Output is correct |
| 85 |
Correct |
1 ms |
436 KB |
Output is correct |
| 86 |
Correct |
0 ms |
432 KB |
Output is correct |
| 87 |
Correct |
1 ms |
600 KB |
Output is correct |
| 88 |
Correct |
1 ms |
344 KB |
Output is correct |
| 89 |
Correct |
0 ms |
344 KB |
Output is correct |
| 90 |
Correct |
1 ms |
344 KB |
Output is correct |
| 91 |
Correct |
1 ms |
344 KB |
Output is correct |
| 92 |
Correct |
0 ms |
344 KB |
Output is correct |
| 93 |
Correct |
1 ms |
344 KB |
Output is correct |
| 94 |
Correct |
0 ms |
436 KB |
Output is correct |
| 95 |
Correct |
0 ms |
432 KB |
Output is correct |
| 96 |
Correct |
1 ms |
432 KB |
Output is correct |
| 97 |
Correct |
0 ms |
436 KB |
Output is correct |
| 98 |
Correct |
0 ms |
440 KB |
Output is correct |
| 99 |
Correct |
0 ms |
440 KB |
Output is correct |
| 100 |
Correct |
1 ms |
432 KB |
Output is correct |
| 101 |
Correct |
1 ms |
600 KB |
Output is correct |
| 102 |
Correct |
1 ms |
436 KB |
Output is correct |
| 103 |
Correct |
1 ms |
428 KB |
Output is correct |
| 104 |
Correct |
1 ms |
436 KB |
Output is correct |
| 105 |
Correct |
0 ms |
432 KB |
Output is correct |
| 106 |
Correct |
0 ms |
596 KB |
Output is correct |
| 107 |
Correct |
0 ms |
344 KB |
Output is correct |
| 108 |
Correct |
1 ms |
344 KB |
Output is correct |
| 109 |
Correct |
0 ms |
344 KB |
Output is correct |
| 110 |
Correct |
0 ms |
344 KB |
Output is correct |
| 111 |
Correct |
0 ms |
344 KB |
Output is correct |
| 112 |
Correct |
0 ms |
344 KB |
Output is correct |
| 113 |
Correct |
0 ms |
344 KB |
Output is correct |
| 114 |
Correct |
0 ms |
344 KB |
Output is correct |
| 115 |
Correct |
0 ms |
344 KB |
Output is correct |
| 116 |
Correct |
0 ms |
344 KB |
Output is correct |
| 117 |
Correct |
0 ms |
344 KB |
Output is correct |
| 118 |
Correct |
0 ms |
432 KB |
Output is correct |
| 119 |
Correct |
0 ms |
436 KB |
Output is correct |
| 120 |
Correct |
1 ms |
436 KB |
Output is correct |
| 121 |
Correct |
1 ms |
432 KB |
Output is correct |
| 122 |
Correct |
0 ms |
436 KB |
Output is correct |
| 123 |
Correct |
0 ms |
432 KB |
Output is correct |
