# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
104454 |
2019-04-06T22:33:38 Z |
updown1 |
Combo (IOI18_combo) |
C++17 |
|
59 ms |
568 KB |
#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define For(i, a, b) for(int i=a; i<b; i++)
#define ffi For(i, 0, N)
#define ffj For(j, 0, K)
#define ffa ffi ffj
#define s <<" "<<
#define c <<" : "<<
#define w cout
#define e "\n"
#define pb push_back
#define mp make_pair
#define a first
#define b second
//#define int ll
std::string guess_sequence(int N) {
string ret = "";
/// two guesses for first character
if (press("AB") > 0) {
if (press("A") > 0) ret += 'A';
else ret += 'B';
}
else {
if (press("X") > 0) ret += 'X';
else ret += 'Y';
}
char a = ret[0];
/// 1 guess for each middle character
For (i, 1, N-1) {
if (a == 'A') {
int x = press(ret + 'B' + ret + "XX" + ret + "XY" + ret + "XB");
if (x == i) ret += 'Y';
else if (x == i+1) ret += 'B';
else ret += 'X';
}
if (a == 'B') {
int x = press(ret + 'A' + ret + "XX" + ret + "XY" + ret + "XA");
if (x == i) ret += 'Y';
else if (x == i+1) ret += 'A';
else ret += 'X';
}
if (a == 'X') {
int x = press(ret + 'B' + ret + "AA" + ret + "AY" + ret + "AB");
if (x == i) ret += 'Y';
else if (x == i+1) ret += 'B';
else ret += 'A';
}
if (a == 'Y') {
int x = press(ret + 'B' + ret + "XX" + ret + "XA" + ret + "XB");
if (x == i) ret += 'A';
else if (x == i+1) ret += 'B';
else ret += 'X';
}
}
/// 2 for the last
if (N != 1) {
if (press(ret + 'A' + ret + 'B') == N) {
if (press(ret+'A') == N) ret += 'A';
else ret += 'B';
}
else {
if (press(ret+'X') == N) ret += 'X';
else ret += 'Y';
}
}
return ret;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
1 ms |
200 KB |
Output is correct |
5 |
Correct |
1 ms |
200 KB |
Output is correct |
6 |
Correct |
1 ms |
200 KB |
Output is correct |
7 |
Correct |
1 ms |
200 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
200 KB |
Output is correct |
10 |
Correct |
1 ms |
200 KB |
Output is correct |
11 |
Correct |
1 ms |
200 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
200 KB |
Output is correct |
14 |
Correct |
1 ms |
200 KB |
Output is correct |
15 |
Correct |
1 ms |
200 KB |
Output is correct |
16 |
Correct |
1 ms |
200 KB |
Output is correct |
17 |
Correct |
1 ms |
200 KB |
Output is correct |
18 |
Correct |
2 ms |
200 KB |
Output is correct |
19 |
Correct |
2 ms |
256 KB |
Output is correct |
20 |
Correct |
2 ms |
200 KB |
Output is correct |
21 |
Correct |
2 ms |
200 KB |
Output is correct |
22 |
Correct |
2 ms |
200 KB |
Output is correct |
23 |
Correct |
1 ms |
200 KB |
Output is correct |
24 |
Correct |
2 ms |
200 KB |
Output is correct |
25 |
Correct |
2 ms |
200 KB |
Output is correct |
26 |
Correct |
1 ms |
200 KB |
Output is correct |
27 |
Correct |
1 ms |
200 KB |
Output is correct |
28 |
Correct |
2 ms |
200 KB |
Output is correct |
29 |
Correct |
1 ms |
200 KB |
Output is correct |
30 |
Correct |
1 ms |
200 KB |
Output is correct |
31 |
Correct |
2 ms |
200 KB |
Output is correct |
32 |
Correct |
1 ms |
272 KB |
Output is correct |
33 |
Correct |
1 ms |
200 KB |
Output is correct |
34 |
Correct |
1 ms |
200 KB |
Output is correct |
35 |
Correct |
2 ms |
204 KB |
Output is correct |
36 |
Correct |
1 ms |
200 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
220 KB |
Output is correct |
6 |
Correct |
3 ms |
200 KB |
Output is correct |
7 |
Correct |
1 ms |
200 KB |
Output is correct |
8 |
Correct |
1 ms |
268 KB |
Output is correct |
9 |
Correct |
1 ms |
276 KB |
Output is correct |
10 |
Correct |
1 ms |
200 KB |
Output is correct |
11 |
Correct |
1 ms |
200 KB |
Output is correct |
12 |
Correct |
2 ms |
236 KB |
Output is correct |
13 |
Correct |
1 ms |
200 KB |
Output is correct |
14 |
Correct |
1 ms |
220 KB |
Output is correct |
15 |
Correct |
1 ms |
200 KB |
Output is correct |
16 |
Correct |
1 ms |
200 KB |
Output is correct |
17 |
Correct |
35 ms |
420 KB |
Output is correct |
18 |
Correct |
40 ms |
436 KB |
Output is correct |
19 |
Correct |
33 ms |
344 KB |
Output is correct |
20 |
Correct |
38 ms |
344 KB |
Output is correct |
21 |
Correct |
31 ms |
500 KB |
Output is correct |
22 |
Correct |
1 ms |
200 KB |
Output is correct |
23 |
Correct |
1 ms |
200 KB |
Output is correct |
24 |
Correct |
1 ms |
200 KB |
Output is correct |
25 |
Correct |
2 ms |
200 KB |
Output is correct |
26 |
Correct |
2 ms |
200 KB |
Output is correct |
27 |
Correct |
3 ms |
200 KB |
Output is correct |
28 |
Correct |
3 ms |
328 KB |
Output is correct |
29 |
Correct |
3 ms |
296 KB |
Output is correct |
30 |
Correct |
2 ms |
200 KB |
Output is correct |
31 |
Correct |
4 ms |
200 KB |
Output is correct |
32 |
Correct |
36 ms |
356 KB |
Output is correct |
33 |
Correct |
30 ms |
568 KB |
Output is correct |
34 |
Correct |
39 ms |
400 KB |
Output is correct |
35 |
Correct |
30 ms |
444 KB |
Output is correct |
36 |
Correct |
26 ms |
388 KB |
Output is correct |
37 |
Correct |
37 ms |
356 KB |
Output is correct |
38 |
Correct |
33 ms |
340 KB |
Output is correct |
39 |
Correct |
36 ms |
392 KB |
Output is correct |
40 |
Correct |
32 ms |
444 KB |
Output is correct |
41 |
Correct |
26 ms |
344 KB |
Output is correct |
42 |
Correct |
43 ms |
364 KB |
Output is correct |
43 |
Correct |
44 ms |
360 KB |
Output is correct |
44 |
Correct |
44 ms |
356 KB |
Output is correct |
45 |
Correct |
43 ms |
428 KB |
Output is correct |
46 |
Correct |
27 ms |
392 KB |
Output is correct |
47 |
Correct |
42 ms |
436 KB |
Output is correct |
48 |
Correct |
23 ms |
348 KB |
Output is correct |
49 |
Correct |
35 ms |
380 KB |
Output is correct |
50 |
Correct |
39 ms |
440 KB |
Output is correct |
51 |
Correct |
37 ms |
420 KB |
Output is correct |
52 |
Correct |
46 ms |
432 KB |
Output is correct |
53 |
Correct |
46 ms |
344 KB |
Output is correct |
54 |
Correct |
39 ms |
452 KB |
Output is correct |
55 |
Correct |
25 ms |
344 KB |
Output is correct |
56 |
Correct |
34 ms |
400 KB |
Output is correct |
57 |
Correct |
27 ms |
340 KB |
Output is correct |
58 |
Correct |
32 ms |
352 KB |
Output is correct |
59 |
Correct |
32 ms |
452 KB |
Output is correct |
60 |
Correct |
47 ms |
340 KB |
Output is correct |
61 |
Correct |
41 ms |
396 KB |
Output is correct |
62 |
Correct |
28 ms |
432 KB |
Output is correct |
63 |
Correct |
36 ms |
444 KB |
Output is correct |
64 |
Correct |
36 ms |
344 KB |
Output is correct |
65 |
Correct |
52 ms |
344 KB |
Output is correct |
66 |
Correct |
32 ms |
436 KB |
Output is correct |
67 |
Correct |
28 ms |
368 KB |
Output is correct |
68 |
Correct |
43 ms |
556 KB |
Output is correct |
69 |
Correct |
38 ms |
344 KB |
Output is correct |
70 |
Correct |
35 ms |
452 KB |
Output is correct |
71 |
Correct |
44 ms |
456 KB |
Output is correct |
72 |
Correct |
42 ms |
348 KB |
Output is correct |
73 |
Correct |
27 ms |
536 KB |
Output is correct |
74 |
Correct |
27 ms |
348 KB |
Output is correct |
75 |
Correct |
46 ms |
368 KB |
Output is correct |
76 |
Correct |
59 ms |
340 KB |
Output is correct |
77 |
Correct |
49 ms |
340 KB |
Output is correct |
78 |
Correct |
2 ms |
200 KB |
Output is correct |
79 |
Correct |
2 ms |
256 KB |
Output is correct |
80 |
Correct |
2 ms |
200 KB |
Output is correct |
81 |
Correct |
2 ms |
200 KB |
Output is correct |
82 |
Correct |
2 ms |
200 KB |
Output is correct |
83 |
Correct |
1 ms |
200 KB |
Output is correct |
84 |
Correct |
2 ms |
200 KB |
Output is correct |
85 |
Correct |
2 ms |
200 KB |
Output is correct |
86 |
Correct |
3 ms |
200 KB |
Output is correct |
87 |
Correct |
3 ms |
288 KB |
Output is correct |
88 |
Correct |
2 ms |
200 KB |
Output is correct |
89 |
Correct |
2 ms |
200 KB |
Output is correct |
90 |
Correct |
2 ms |
200 KB |
Output is correct |
91 |
Correct |
2 ms |
200 KB |
Output is correct |
92 |
Correct |
2 ms |
200 KB |
Output is correct |
93 |
Correct |
2 ms |
200 KB |
Output is correct |
94 |
Correct |
2 ms |
200 KB |
Output is correct |
95 |
Correct |
4 ms |
200 KB |
Output is correct |
96 |
Correct |
4 ms |
200 KB |
Output is correct |
97 |
Correct |
3 ms |
292 KB |
Output is correct |
98 |
Correct |
3 ms |
292 KB |
Output is correct |
99 |
Correct |
3 ms |
200 KB |
Output is correct |
100 |
Correct |
2 ms |
292 KB |
Output is correct |
101 |
Correct |
3 ms |
200 KB |
Output is correct |
102 |
Correct |
3 ms |
200 KB |
Output is correct |
103 |
Correct |
2 ms |
200 KB |
Output is correct |
104 |
Correct |
3 ms |
200 KB |
Output is correct |
105 |
Correct |
2 ms |
292 KB |
Output is correct |
106 |
Correct |
1 ms |
200 KB |
Output is correct |
107 |
Correct |
2 ms |
200 KB |
Output is correct |
108 |
Correct |
2 ms |
200 KB |
Output is correct |
109 |
Correct |
2 ms |
200 KB |
Output is correct |
110 |
Correct |
1 ms |
200 KB |
Output is correct |
111 |
Correct |
1 ms |
200 KB |
Output is correct |
112 |
Correct |
1 ms |
200 KB |
Output is correct |
113 |
Correct |
1 ms |
200 KB |
Output is correct |
114 |
Correct |
1 ms |
200 KB |
Output is correct |
115 |
Correct |
2 ms |
200 KB |
Output is correct |
116 |
Correct |
2 ms |
200 KB |
Output is correct |
117 |
Correct |
3 ms |
200 KB |
Output is correct |
118 |
Correct |
2 ms |
200 KB |
Output is correct |
119 |
Correct |
2 ms |
200 KB |
Output is correct |
120 |
Correct |
1 ms |
348 KB |
Output is correct |
121 |
Correct |
5 ms |
288 KB |
Output is correct |
122 |
Correct |
2 ms |
296 KB |
Output is correct |
123 |
Correct |
3 ms |
292 KB |
Output is correct |