# |
제출 시각 |
아이디 |
문제 |
언어 |
결과 |
실행 시간 |
메모리 |
991088 |
2024-06-01T09:04:34 Z |
fv3 |
콤보 (IOI18_combo) |
C++14 |
|
20 ms |
2036 KB |
#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
typedef long long ll;
string guess_sequence(int N)
{
char first;
string sequence = "";
if (press("AB"))
first = (press("A") ? 'A' : 'B');
else
first = (press("X") ? 'X' : 'Y');
sequence += first;
// q = 2
if (N == 1)
return sequence;
char c[3] = {'A', 'B', 'X'};
if (first == 'A') c[0] = 'Y';
else if (first == 'B') c[1] = 'Y';
else if (first == 'X') c[2] = 'Y';
for (int i = 1; i < N - 1; i++)
{
string s = sequence + c[0] + c[0] + sequence + c[0] + c[1] + sequence + c[0] + c[2] + sequence + c[1];
int n = press(s);
if (n == (int)sequence.size()) sequence += c[2];
else if (n == (int)sequence.size() + 1) sequence += c[1];
else sequence += c[0];
}
// q = N
if (press(sequence + c[0] + sequence + c[1]) == N)
sequence += (press(sequence + c[0]) == N ? c[0] : c[1]);
else
sequence += c[2];
return sequence;
}
// Let A be the first letter
// Guess the following:
// AXB AXX AXY AY
// N = 3 -> X
// N = 2 -> Y
// N = 1 -> B
//
// Using this strategy I can find all letters in sequence up to N - 1 in N guesses:
// I can find the last value in 2 guesses
//
// Why doesn't it go through?
// It passes all my test cases
# |
결과 |
실행 시간 |
메모리 |
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 |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
0 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 |
380 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 |
1 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 |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
0 ms |
344 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
0 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 |
0 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 |
0 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 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 |
0 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 |
13 ms |
716 KB |
Output is correct |
18 |
Correct |
14 ms |
484 KB |
Output is correct |
19 |
Correct |
14 ms |
484 KB |
Output is correct |
20 |
Correct |
20 ms |
1888 KB |
Output is correct |
21 |
Correct |
14 ms |
652 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
0 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
344 KB |
Output is correct |
29 |
Correct |
1 ms |
344 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
600 KB |
Output is correct |
32 |
Correct |
15 ms |
592 KB |
Output is correct |
33 |
Correct |
17 ms |
1564 KB |
Output is correct |
34 |
Correct |
15 ms |
620 KB |
Output is correct |
35 |
Correct |
20 ms |
692 KB |
Output is correct |
36 |
Correct |
14 ms |
712 KB |
Output is correct |
37 |
Correct |
14 ms |
584 KB |
Output is correct |
38 |
Correct |
14 ms |
1712 KB |
Output is correct |
39 |
Correct |
16 ms |
924 KB |
Output is correct |
40 |
Correct |
19 ms |
512 KB |
Output is correct |
41 |
Correct |
17 ms |
628 KB |
Output is correct |
42 |
Correct |
14 ms |
600 KB |
Output is correct |
43 |
Correct |
14 ms |
2036 KB |
Output is correct |
44 |
Correct |
16 ms |
812 KB |
Output is correct |
45 |
Correct |
14 ms |
1532 KB |
Output is correct |
46 |
Correct |
13 ms |
720 KB |
Output is correct |
47 |
Correct |
15 ms |
692 KB |
Output is correct |
48 |
Correct |
16 ms |
1224 KB |
Output is correct |
49 |
Correct |
17 ms |
600 KB |
Output is correct |
50 |
Correct |
16 ms |
1712 KB |
Output is correct |
51 |
Correct |
19 ms |
528 KB |
Output is correct |
52 |
Correct |
16 ms |
696 KB |
Output is correct |
53 |
Correct |
19 ms |
480 KB |
Output is correct |
54 |
Correct |
17 ms |
720 KB |
Output is correct |
55 |
Correct |
16 ms |
636 KB |
Output is correct |
56 |
Correct |
14 ms |
680 KB |
Output is correct |
57 |
Correct |
17 ms |
888 KB |
Output is correct |
58 |
Correct |
14 ms |
600 KB |
Output is correct |
59 |
Correct |
14 ms |
648 KB |
Output is correct |
60 |
Correct |
14 ms |
748 KB |
Output is correct |
61 |
Correct |
14 ms |
696 KB |
Output is correct |
62 |
Correct |
15 ms |
1364 KB |
Output is correct |
63 |
Correct |
16 ms |
724 KB |
Output is correct |
64 |
Correct |
16 ms |
484 KB |
Output is correct |
65 |
Correct |
12 ms |
584 KB |
Output is correct |
66 |
Correct |
17 ms |
668 KB |
Output is correct |
67 |
Correct |
13 ms |
1208 KB |
Output is correct |
68 |
Correct |
14 ms |
568 KB |
Output is correct |
69 |
Correct |
17 ms |
600 KB |
Output is correct |
70 |
Correct |
18 ms |
492 KB |
Output is correct |
71 |
Correct |
18 ms |
668 KB |
Output is correct |
72 |
Correct |
15 ms |
768 KB |
Output is correct |
73 |
Correct |
16 ms |
616 KB |
Output is correct |
74 |
Correct |
14 ms |
1216 KB |
Output is correct |
75 |
Correct |
18 ms |
748 KB |
Output is correct |
76 |
Correct |
13 ms |
712 KB |
Output is correct |
77 |
Correct |
16 ms |
728 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 |
1 ms |
344 KB |
Output is correct |
83 |
Correct |
0 ms |
344 KB |
Output is correct |
84 |
Correct |
0 ms |
344 KB |
Output is correct |
85 |
Correct |
1 ms |
340 KB |
Output is correct |
86 |
Correct |
1 ms |
344 KB |
Output is correct |
87 |
Correct |
1 ms |
344 KB |
Output is correct |
88 |
Correct |
0 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 |
0 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 |
1 ms |
344 KB |
Output is correct |
95 |
Correct |
0 ms |
344 KB |
Output is correct |
96 |
Correct |
1 ms |
344 KB |
Output is correct |
97 |
Correct |
0 ms |
344 KB |
Output is correct |
98 |
Correct |
1 ms |
344 KB |
Output is correct |
99 |
Correct |
0 ms |
344 KB |
Output is correct |
100 |
Correct |
1 ms |
344 KB |
Output is correct |
101 |
Correct |
1 ms |
344 KB |
Output is correct |
102 |
Correct |
1 ms |
440 KB |
Output is correct |
103 |
Correct |
0 ms |
344 KB |
Output is correct |
104 |
Correct |
1 ms |
344 KB |
Output is correct |
105 |
Correct |
0 ms |
344 KB |
Output is correct |
106 |
Correct |
0 ms |
344 KB |
Output is correct |
107 |
Correct |
1 ms |
344 KB |
Output is correct |
108 |
Correct |
0 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 |
340 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 |
1 ms |
344 KB |
Output is correct |
116 |
Correct |
0 ms |
344 KB |
Output is correct |
117 |
Correct |
1 ms |
344 KB |
Output is correct |
118 |
Correct |
0 ms |
344 KB |
Output is correct |
119 |
Correct |
0 ms |
344 KB |
Output is correct |
120 |
Correct |
1 ms |
340 KB |
Output is correct |
121 |
Correct |
1 ms |
344 KB |
Output is correct |
122 |
Correct |
0 ms |
344 KB |
Output is correct |
123 |
Correct |
0 ms |
344 KB |
Output is correct |