# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
552380 |
2022-04-23T05:02:58 Z |
ctphong |
Combo (IOI18_combo) |
C++14 |
|
40 ms |
656 KB |
#include<bits/stdc++.h>
#include "combo.h"
using namespace std;
#define fto(i,a,b) for(int i = a; i <= b; ++i)
// int press(string s) {
// cout << s << endl;
// fflush(stdout);
// int gt; cin >> gt;
// return gt;
// }
string check;
string build(string s) {
string ans = s+check[0];
int l = check.length();
fto (i, 0, (int)l-1) ans = ans + s+check[1]+check[i];
return ans;
}
string last(string s) {
if (press(s+check[0]+s+check[1]) == s.length()) {
return s+check[2];
} else {
if (press(s+check[1]) == s.length()) return s+check[0];
return s+check[1];
}
return "0.0";
}
char fir() {
int tmp = press("AB");
if (tmp == 0) {
tmp = press("X");
if (tmp == 1) return 'X';
return 'Y';
} else {
tmp = press("A");
if (tmp == 1) return 'A';
return 'B';
}
return '.';
}
string guess_sequence(int n) {
string s;
check = "ABXY";
char gt = fir(); s = gt;
fto (i, 0, (int)check.length()-1) {
if (gt == check[i]) {
check.erase(check.begin()+i);
break;
}
}
fto (i, 2, n-1) {
int tmp = press(build(s));
if (tmp == s.length()) s = s + check[2];
else if (tmp == s.length()+1) s = s + check[0];
else if (tmp == s.length()+2) s = s + check[1];
}
if (n != 1) s = last(s);
return s;
}
Compilation message
combo.cpp: In function 'std::string last(std::string)':
combo.cpp:23:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
23 | if (press(s+check[0]+s+check[1]) == s.length()) {
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
combo.cpp:26:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
26 | if (press(s+check[1]) == s.length()) return s+check[0];
| ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:58:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
58 | if (tmp == s.length()) s = s + check[2];
| ~~~~^~~~~~~~~~~~~
combo.cpp:59:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
59 | else if (tmp == s.length()+1) s = s + check[0];
| ~~~~^~~~~~~~~~~~~~~
combo.cpp:60:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
60 | else if (tmp == s.length()+2) s = s + check[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 |
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 |
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 |
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 |
1 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 |
1 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 |
1 ms |
208 KB |
Output is correct |
26 |
Correct |
1 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 |
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 |
0 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 |
1 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 |
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 |
1 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 |
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 |
1 ms |
208 KB |
Output is correct |
17 |
Correct |
40 ms |
444 KB |
Output is correct |
18 |
Correct |
32 ms |
512 KB |
Output is correct |
19 |
Correct |
28 ms |
424 KB |
Output is correct |
20 |
Correct |
28 ms |
468 KB |
Output is correct |
21 |
Correct |
31 ms |
424 KB |
Output is correct |
22 |
Correct |
1 ms |
208 KB |
Output is correct |
23 |
Correct |
1 ms |
304 KB |
Output is correct |
24 |
Correct |
1 ms |
208 KB |
Output is correct |
25 |
Correct |
3 ms |
300 KB |
Output is correct |
26 |
Correct |
2 ms |
208 KB |
Output is correct |
27 |
Correct |
1 ms |
308 KB |
Output is correct |
28 |
Correct |
2 ms |
208 KB |
Output is correct |
29 |
Correct |
1 ms |
308 KB |
Output is correct |
30 |
Correct |
3 ms |
300 KB |
Output is correct |
31 |
Correct |
3 ms |
336 KB |
Output is correct |
32 |
Correct |
17 ms |
560 KB |
Output is correct |
33 |
Correct |
29 ms |
508 KB |
Output is correct |
34 |
Correct |
30 ms |
608 KB |
Output is correct |
35 |
Correct |
32 ms |
464 KB |
Output is correct |
36 |
Correct |
33 ms |
624 KB |
Output is correct |
37 |
Correct |
34 ms |
496 KB |
Output is correct |
38 |
Correct |
29 ms |
516 KB |
Output is correct |
39 |
Correct |
27 ms |
424 KB |
Output is correct |
40 |
Correct |
28 ms |
580 KB |
Output is correct |
41 |
Correct |
25 ms |
528 KB |
Output is correct |
42 |
Correct |
23 ms |
424 KB |
Output is correct |
43 |
Correct |
27 ms |
424 KB |
Output is correct |
44 |
Correct |
24 ms |
516 KB |
Output is correct |
45 |
Correct |
27 ms |
428 KB |
Output is correct |
46 |
Correct |
28 ms |
460 KB |
Output is correct |
47 |
Correct |
29 ms |
500 KB |
Output is correct |
48 |
Correct |
24 ms |
456 KB |
Output is correct |
49 |
Correct |
23 ms |
420 KB |
Output is correct |
50 |
Correct |
24 ms |
424 KB |
Output is correct |
51 |
Correct |
23 ms |
596 KB |
Output is correct |
52 |
Correct |
23 ms |
580 KB |
Output is correct |
53 |
Correct |
26 ms |
528 KB |
Output is correct |
54 |
Correct |
22 ms |
448 KB |
Output is correct |
55 |
Correct |
25 ms |
420 KB |
Output is correct |
56 |
Correct |
26 ms |
476 KB |
Output is correct |
57 |
Correct |
26 ms |
508 KB |
Output is correct |
58 |
Correct |
19 ms |
516 KB |
Output is correct |
59 |
Correct |
26 ms |
532 KB |
Output is correct |
60 |
Correct |
29 ms |
568 KB |
Output is correct |
61 |
Correct |
25 ms |
528 KB |
Output is correct |
62 |
Correct |
23 ms |
420 KB |
Output is correct |
63 |
Correct |
20 ms |
656 KB |
Output is correct |
64 |
Correct |
24 ms |
528 KB |
Output is correct |
65 |
Correct |
21 ms |
516 KB |
Output is correct |
66 |
Correct |
18 ms |
648 KB |
Output is correct |
67 |
Correct |
22 ms |
540 KB |
Output is correct |
68 |
Correct |
24 ms |
488 KB |
Output is correct |
69 |
Correct |
21 ms |
516 KB |
Output is correct |
70 |
Correct |
25 ms |
648 KB |
Output is correct |
71 |
Correct |
19 ms |
460 KB |
Output is correct |
72 |
Correct |
24 ms |
528 KB |
Output is correct |
73 |
Correct |
24 ms |
584 KB |
Output is correct |
74 |
Correct |
24 ms |
624 KB |
Output is correct |
75 |
Correct |
29 ms |
644 KB |
Output is correct |
76 |
Correct |
27 ms |
524 KB |
Output is correct |
77 |
Correct |
23 ms |
528 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 |
296 KB |
Output is correct |
86 |
Correct |
3 ms |
304 KB |
Output is correct |
87 |
Correct |
1 ms |
208 KB |
Output is correct |
88 |
Correct |
1 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 |
1 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 |
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 |
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 |
208 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 |
248 KB |
Output is correct |
108 |
Correct |
0 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 |