# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
750546 |
2023-05-29T16:53:35 Z |
xink |
Combo (IOI18_combo) |
C++14 |
|
34 ms |
560 KB |
#include "combo.h"
#include <iostream>
#include <vector>
#include <utility>
#include <sstream>
#include <climits>
#include <cstring>
#define ll long long
#define ld long double
using namespace std;
const ll mod = 1e9 + 7;
typedef vector<int> vi;
typedef pair<int, int> ii;
typedef vector<ii> vii;
void get_first_letter(string &str, string &letter)
{
if (press("AB") > 0)
{
if (press("A") > 0)
{
str.push_back('A');
}
else
{
str.push_back('B');
swap(letter[0], letter[1]);
}
}
else
{
if (press("X") > 0)
{
str.push_back('X');
swap(letter[0], letter[2]);
}
else
{
str.push_back('Y');
swap(letter[0], letter[3]);
}
}
}
void get_last_letter(string &str, string &letter)
{
if (press(str + letter[1]) == (int)str.size() + 1)
{
str.push_back(letter[1]);
}
else if (press(str + letter[2]) == (int)str.size() + 1)
{
str.push_back(letter[2]);
}
else
{
str.push_back(letter[3]);
}
}
string guess_sequence(int n)
{
string ans, letter = "ABXY";
get_first_letter(ans, letter);
for (int i = 1; i < n - 1; i++)
{
int coin = press(ans + letter[1] + ans + letter[2] + letter[1] + ans + letter[2] + letter[2] + ans + letter[2] + letter[3]);
if (coin == i)
{
ans.push_back(letter[3]);
}
else if (coin == i + 1)
{
ans.push_back(letter[1]);
}
else
{
ans.push_back(letter[2]);
}
}
if (ans.size() == n - 1)
get_last_letter(ans, letter);
return ans;
}
Compilation message
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:81:20: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
81 | if (ans.size() == n - 1)
| ~~~~~~~~~~~^~~~~~~~
# |
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 |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
0 ms |
208 KB |
Output is correct |
5 |
Correct |
1 ms |
208 KB |
Output is correct |
6 |
Correct |
0 ms |
208 KB |
Output is correct |
7 |
Correct |
1 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 |
0 ms |
208 KB |
Output is correct |
12 |
Correct |
0 ms |
208 KB |
Output is correct |
13 |
Correct |
0 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 |
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 |
0 ms |
208 KB |
Output is correct |
24 |
Correct |
0 ms |
208 KB |
Output is correct |
25 |
Correct |
1 ms |
208 KB |
Output is correct |
26 |
Correct |
0 ms |
208 KB |
Output is correct |
27 |
Correct |
1 ms |
208 KB |
Output is correct |
28 |
Correct |
0 ms |
208 KB |
Output is correct |
29 |
Correct |
0 ms |
332 KB |
Output is correct |
30 |
Correct |
0 ms |
208 KB |
Output is correct |
31 |
Correct |
1 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 |
0 ms |
208 KB |
Output is correct |
36 |
Correct |
0 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 |
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 |
1 ms |
208 KB |
Output is correct |
7 |
Correct |
1 ms |
208 KB |
Output is correct |
8 |
Correct |
0 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 |
0 ms |
208 KB |
Output is correct |
12 |
Correct |
0 ms |
208 KB |
Output is correct |
13 |
Correct |
0 ms |
208 KB |
Output is correct |
14 |
Correct |
0 ms |
208 KB |
Output is correct |
15 |
Correct |
1 ms |
208 KB |
Output is correct |
16 |
Correct |
0 ms |
208 KB |
Output is correct |
17 |
Correct |
16 ms |
352 KB |
Output is correct |
18 |
Correct |
28 ms |
428 KB |
Output is correct |
19 |
Correct |
25 ms |
352 KB |
Output is correct |
20 |
Correct |
18 ms |
400 KB |
Output is correct |
21 |
Correct |
25 ms |
464 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 |
1 ms |
308 KB |
Output is correct |
26 |
Correct |
2 ms |
208 KB |
Output is correct |
27 |
Correct |
2 ms |
208 KB |
Output is correct |
28 |
Correct |
2 ms |
336 KB |
Output is correct |
29 |
Correct |
3 ms |
208 KB |
Output is correct |
30 |
Correct |
2 ms |
208 KB |
Output is correct |
31 |
Correct |
2 ms |
208 KB |
Output is correct |
32 |
Correct |
29 ms |
352 KB |
Output is correct |
33 |
Correct |
28 ms |
464 KB |
Output is correct |
34 |
Correct |
27 ms |
348 KB |
Output is correct |
35 |
Correct |
26 ms |
368 KB |
Output is correct |
36 |
Correct |
23 ms |
396 KB |
Output is correct |
37 |
Correct |
14 ms |
472 KB |
Output is correct |
38 |
Correct |
21 ms |
368 KB |
Output is correct |
39 |
Correct |
27 ms |
348 KB |
Output is correct |
40 |
Correct |
28 ms |
484 KB |
Output is correct |
41 |
Correct |
27 ms |
436 KB |
Output is correct |
42 |
Correct |
23 ms |
472 KB |
Output is correct |
43 |
Correct |
29 ms |
444 KB |
Output is correct |
44 |
Correct |
30 ms |
440 KB |
Output is correct |
45 |
Correct |
27 ms |
500 KB |
Output is correct |
46 |
Correct |
25 ms |
396 KB |
Output is correct |
47 |
Correct |
25 ms |
560 KB |
Output is correct |
48 |
Correct |
32 ms |
464 KB |
Output is correct |
49 |
Correct |
27 ms |
432 KB |
Output is correct |
50 |
Correct |
25 ms |
460 KB |
Output is correct |
51 |
Correct |
26 ms |
360 KB |
Output is correct |
52 |
Correct |
22 ms |
404 KB |
Output is correct |
53 |
Correct |
20 ms |
348 KB |
Output is correct |
54 |
Correct |
15 ms |
448 KB |
Output is correct |
55 |
Correct |
30 ms |
428 KB |
Output is correct |
56 |
Correct |
23 ms |
436 KB |
Output is correct |
57 |
Correct |
32 ms |
376 KB |
Output is correct |
58 |
Correct |
27 ms |
428 KB |
Output is correct |
59 |
Correct |
24 ms |
368 KB |
Output is correct |
60 |
Correct |
16 ms |
352 KB |
Output is correct |
61 |
Correct |
25 ms |
472 KB |
Output is correct |
62 |
Correct |
34 ms |
400 KB |
Output is correct |
63 |
Correct |
14 ms |
436 KB |
Output is correct |
64 |
Correct |
21 ms |
520 KB |
Output is correct |
65 |
Correct |
21 ms |
352 KB |
Output is correct |
66 |
Correct |
19 ms |
460 KB |
Output is correct |
67 |
Correct |
27 ms |
424 KB |
Output is correct |
68 |
Correct |
24 ms |
368 KB |
Output is correct |
69 |
Correct |
29 ms |
452 KB |
Output is correct |
70 |
Correct |
26 ms |
352 KB |
Output is correct |
71 |
Correct |
27 ms |
432 KB |
Output is correct |
72 |
Correct |
26 ms |
444 KB |
Output is correct |
73 |
Correct |
26 ms |
468 KB |
Output is correct |
74 |
Correct |
23 ms |
428 KB |
Output is correct |
75 |
Correct |
29 ms |
480 KB |
Output is correct |
76 |
Correct |
28 ms |
348 KB |
Output is correct |
77 |
Correct |
22 ms |
452 KB |
Output is correct |
78 |
Correct |
0 ms |
208 KB |
Output is correct |
79 |
Correct |
0 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 |
0 ms |
208 KB |
Output is correct |
89 |
Correct |
0 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 |
0 ms |
208 KB |
Output is correct |
93 |
Correct |
1 ms |
208 KB |
Output is correct |
94 |
Correct |
1 ms |
208 KB |
Output is correct |
95 |
Correct |
1 ms |
296 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 |
208 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 |
300 KB |
Output is correct |
102 |
Correct |
1 ms |
208 KB |
Output is correct |
103 |
Correct |
1 ms |
208 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 |
264 KB |
Output is correct |
110 |
Correct |
1 ms |
208 KB |
Output is correct |
111 |
Correct |
1 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 |
300 KB |
Output is correct |
122 |
Correct |
1 ms |
208 KB |
Output is correct |
123 |
Correct |
2 ms |
208 KB |
Output is correct |