# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
996435 |
2024-06-10T15:20:09 Z |
Icelast |
Combo (IOI18_combo) |
C++17 |
|
27 ms |
1584 KB |
#include "combo.h"
#include <iostream>
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const ll maxn = 2*1e5+5, INF = 4e18+9;
std::string guess_sequence(int N) {
int n = N;
string ss[4] = {"A", "B", "X", "Y"};
char c[4] = {'A', 'B', 'X', 'Y'};
string s;
string t;
t = s+"A"+s+"B";
if(press(t) > s.size()){
t = s+"A";
if(press(t) > s.size()){
s.push_back('A');
}else{
s.push_back('B');
}
}else{
t = s+"X";
if(press(t)){
s.push_back('X');
}else{
s.push_back('Y');
}
}
if(n == 1) return s;
for(int i = 2; i < n; i++){
string t;
int cnt = 0;
vector<int> d(3);
for(int j = 0; j <= 3; j++){
if(s[0] == c[j]) continue;
if(cnt == 2){
d[2] = j;
break;
}
if(cnt == 0){
for(int k = 0; k <= 3; k++){
if(s[0] == c[k]) continue;
t+=s;
t.push_back(c[j]);
t.push_back(c[k]);
}
d[0] = j;
}else{
t+=s;
t.push_back(c[j]);
d[1] = j;
}
cnt++;
}
int res = press(t);
if(res == 1+s.size()){
s.push_back(c[d[1]]);
}else if(res == 2+s.size()){
s.push_back(c[d[0]]);
}else{
s.push_back(c[d[2]]);
}
}
t = s+"A"+s+"B";
if(press(t) > s.size()){
t = s+"A";
if(press(t) > s.size()){
s.push_back('A');
}else{
s.push_back('B');
}
}else{
t = s+"X";
if(press(t) > s.size()){
s.push_back('X');
}else{
s.push_back('Y');
}
}
return s;
}
Compilation message
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:15:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
15 | if(press(t) > s.size()){
| ~~~~~~~~~^~~~~~~~~~
combo.cpp:17:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
17 | if(press(t) > s.size()){
| ~~~~~~~~~^~~~~~~~~~
combo.cpp:58:16: 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(res == 1+s.size()){
| ~~~~^~~~~~~~~~~~~
combo.cpp:60:22: 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(res == 2+s.size()){
| ~~~~^~~~~~~~~~~~~
combo.cpp:67:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
67 | if(press(t) > s.size()){
| ~~~~~~~~~^~~~~~~~~~
combo.cpp:69:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
69 | if(press(t) > s.size()){
| ~~~~~~~~~^~~~~~~~~~
combo.cpp:76:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
76 | if(press(t) > s.size()){
| ~~~~~~~~~^~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 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 |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
596 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 |
404 KB |
Output is correct |
13 |
Correct |
1 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 |
348 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 |
0 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 |
1 ms |
344 KB |
Output is correct |
35 |
Correct |
0 ms |
344 KB |
Output is correct |
36 |
Correct |
0 ms |
344 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 |
1 ms |
368 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
17 ms |
716 KB |
Output is correct |
18 |
Correct |
27 ms |
484 KB |
Output is correct |
19 |
Correct |
20 ms |
656 KB |
Output is correct |
20 |
Correct |
16 ms |
600 KB |
Output is correct |
21 |
Correct |
21 ms |
592 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 |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
596 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
344 KB |
Output is correct |
29 |
Correct |
2 ms |
344 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
464 KB |
Output is correct |
32 |
Correct |
14 ms |
484 KB |
Output is correct |
33 |
Correct |
17 ms |
716 KB |
Output is correct |
34 |
Correct |
18 ms |
588 KB |
Output is correct |
35 |
Correct |
16 ms |
896 KB |
Output is correct |
36 |
Correct |
17 ms |
592 KB |
Output is correct |
37 |
Correct |
18 ms |
1584 KB |
Output is correct |
38 |
Correct |
16 ms |
604 KB |
Output is correct |
39 |
Correct |
25 ms |
676 KB |
Output is correct |
40 |
Correct |
24 ms |
600 KB |
Output is correct |
41 |
Correct |
16 ms |
896 KB |
Output is correct |
42 |
Correct |
19 ms |
1056 KB |
Output is correct |
43 |
Correct |
20 ms |
720 KB |
Output is correct |
44 |
Correct |
18 ms |
1116 KB |
Output is correct |
45 |
Correct |
24 ms |
680 KB |
Output is correct |
46 |
Correct |
14 ms |
840 KB |
Output is correct |
47 |
Correct |
20 ms |
720 KB |
Output is correct |
48 |
Correct |
17 ms |
600 KB |
Output is correct |
49 |
Correct |
18 ms |
716 KB |
Output is correct |
50 |
Correct |
21 ms |
660 KB |
Output is correct |
51 |
Correct |
18 ms |
824 KB |
Output is correct |
52 |
Correct |
18 ms |
700 KB |
Output is correct |
53 |
Correct |
19 ms |
716 KB |
Output is correct |
54 |
Correct |
19 ms |
640 KB |
Output is correct |
55 |
Correct |
20 ms |
652 KB |
Output is correct |
56 |
Correct |
14 ms |
600 KB |
Output is correct |
57 |
Correct |
16 ms |
1016 KB |
Output is correct |
58 |
Correct |
16 ms |
660 KB |
Output is correct |
59 |
Correct |
18 ms |
724 KB |
Output is correct |
60 |
Correct |
15 ms |
716 KB |
Output is correct |
61 |
Correct |
17 ms |
488 KB |
Output is correct |
62 |
Correct |
15 ms |
552 KB |
Output is correct |
63 |
Correct |
19 ms |
664 KB |
Output is correct |
64 |
Correct |
14 ms |
692 KB |
Output is correct |
65 |
Correct |
21 ms |
1068 KB |
Output is correct |
66 |
Correct |
16 ms |
480 KB |
Output is correct |
67 |
Correct |
21 ms |
660 KB |
Output is correct |
68 |
Correct |
27 ms |
628 KB |
Output is correct |
69 |
Correct |
22 ms |
720 KB |
Output is correct |
70 |
Correct |
23 ms |
688 KB |
Output is correct |
71 |
Correct |
21 ms |
900 KB |
Output is correct |
72 |
Correct |
20 ms |
580 KB |
Output is correct |
73 |
Correct |
23 ms |
704 KB |
Output is correct |
74 |
Correct |
20 ms |
1180 KB |
Output is correct |
75 |
Correct |
21 ms |
484 KB |
Output is correct |
76 |
Correct |
22 ms |
1172 KB |
Output is correct |
77 |
Correct |
18 ms |
516 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 |
0 ms |
352 KB |
Output is correct |
84 |
Correct |
1 ms |
344 KB |
Output is correct |
85 |
Correct |
0 ms |
344 KB |
Output is correct |
86 |
Correct |
1 ms |
344 KB |
Output is correct |
87 |
Correct |
0 ms |
344 KB |
Output is correct |
88 |
Correct |
0 ms |
344 KB |
Output is correct |
89 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
93 |
Correct |
0 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 |
1 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 |
344 KB |
Output is correct |
103 |
Correct |
1 ms |
344 KB |
Output is correct |
104 |
Correct |
1 ms |
344 KB |
Output is correct |
105 |
Correct |
1 ms |
344 KB |
Output is correct |
106 |
Correct |
1 ms |
344 KB |
Output is correct |
107 |
Correct |
1 ms |
344 KB |
Output is correct |
108 |
Correct |
1 ms |
344 KB |
Output is correct |
109 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
113 |
Correct |
0 ms |
344 KB |
Output is correct |
114 |
Correct |
1 ms |
344 KB |
Output is correct |
115 |
Correct |
0 ms |
344 KB |
Output is correct |
116 |
Correct |
1 ms |
344 KB |
Output is correct |
117 |
Correct |
1 ms |
344 KB |
Output is correct |
118 |
Correct |
1 ms |
344 KB |
Output is correct |
119 |
Correct |
1 ms |
344 KB |
Output is correct |
120 |
Correct |
1 ms |
344 KB |
Output is correct |
121 |
Correct |
0 ms |
344 KB |
Output is correct |
122 |
Correct |
0 ms |
344 KB |
Output is correct |
123 |
Correct |
1 ms |
344 KB |
Output is correct |