# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
82846 |
2018-11-02T06:18:19 Z |
leejseo |
Combo (IOI18_combo) |
C++11 |
|
56 ms |
544 KB |
#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
int first = -1;
char X[] = {'A', 'B', 'X', 'Y'};
inline char getChar(int x){
if (x < first) return X[x];
return X[x+1];
}
string guess_sequence(int N) {
string p = "";
int v1 = press("AB");
int v2 = press("AX");
// Determine first letter;
if (v1 >= 1 && v2 >= 1){
p += "A";
first = 0;
}
else{
if (v1 >= 1){
p += "B";
first = 1;
}
else{
if (v2 >= 1){
p += "X";
first = 2;
}
else{
p += "Y";
first = 3;
}
}
}
if (N == 1) return p;
// Determine 2nd, 3rd, ..., N-1th letter
for (int i=0; i<N-2; i++){
string to_guess = "";
for (int j=0; j<3; j++){
to_guess += p;
to_guess += getChar(0);
to_guess += getChar(j);
}
to_guess += p;
to_guess += getChar(1);
int res = press(to_guess);
if (res == i+2) p += getChar(1);
else{
if (res == i+3) p += getChar(0);
else p += getChar(2);
}
}
// Determine last letter
if (press(p+getChar(0))==N) return p + getChar(0);
if (press(p+getChar(1))==N) return p + getChar(1);
return p + getChar(2);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
236 KB |
Output is correct |
3 |
Correct |
2 ms |
200 KB |
Output is correct |
4 |
Correct |
1 ms |
200 KB |
Output is correct |
5 |
Correct |
1 ms |
260 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 |
200 KB |
Output is correct |
9 |
Correct |
1 ms |
200 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
200 KB |
Output is correct |
12 |
Correct |
1 ms |
200 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 |
1 ms |
200 KB |
Output is correct |
19 |
Correct |
1 ms |
200 KB |
Output is correct |
20 |
Correct |
1 ms |
200 KB |
Output is correct |
21 |
Correct |
1 ms |
200 KB |
Output is correct |
22 |
Correct |
1 ms |
200 KB |
Output is correct |
23 |
Correct |
2 ms |
200 KB |
Output is correct |
24 |
Correct |
1 ms |
200 KB |
Output is correct |
25 |
Correct |
1 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 |
1 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 |
1 ms |
200 KB |
Output is correct |
32 |
Correct |
1 ms |
200 KB |
Output is correct |
33 |
Correct |
1 ms |
200 KB |
Output is correct |
34 |
Correct |
1 ms |
200 KB |
Output is correct |
35 |
Correct |
1 ms |
200 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 |
200 KB |
Output is correct |
4 |
Correct |
1 ms |
200 KB |
Output is correct |
5 |
Correct |
1 ms |
260 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 |
244 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 |
200 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 |
47 ms |
444 KB |
Output is correct |
18 |
Correct |
36 ms |
440 KB |
Output is correct |
19 |
Correct |
31 ms |
344 KB |
Output is correct |
20 |
Correct |
41 ms |
344 KB |
Output is correct |
21 |
Correct |
42 ms |
440 KB |
Output is correct |
22 |
Correct |
1 ms |
200 KB |
Output is correct |
23 |
Correct |
2 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 |
200 KB |
Output is correct |
29 |
Correct |
3 ms |
320 KB |
Output is correct |
30 |
Correct |
2 ms |
296 KB |
Output is correct |
31 |
Correct |
3 ms |
200 KB |
Output is correct |
32 |
Correct |
41 ms |
452 KB |
Output is correct |
33 |
Correct |
32 ms |
344 KB |
Output is correct |
34 |
Correct |
31 ms |
344 KB |
Output is correct |
35 |
Correct |
48 ms |
344 KB |
Output is correct |
36 |
Correct |
33 ms |
344 KB |
Output is correct |
37 |
Correct |
29 ms |
340 KB |
Output is correct |
38 |
Correct |
41 ms |
504 KB |
Output is correct |
39 |
Correct |
39 ms |
416 KB |
Output is correct |
40 |
Correct |
41 ms |
444 KB |
Output is correct |
41 |
Correct |
50 ms |
464 KB |
Output is correct |
42 |
Correct |
30 ms |
404 KB |
Output is correct |
43 |
Correct |
33 ms |
344 KB |
Output is correct |
44 |
Correct |
43 ms |
444 KB |
Output is correct |
45 |
Correct |
39 ms |
448 KB |
Output is correct |
46 |
Correct |
43 ms |
544 KB |
Output is correct |
47 |
Correct |
35 ms |
444 KB |
Output is correct |
48 |
Correct |
43 ms |
340 KB |
Output is correct |
49 |
Correct |
37 ms |
444 KB |
Output is correct |
50 |
Correct |
24 ms |
436 KB |
Output is correct |
51 |
Correct |
28 ms |
428 KB |
Output is correct |
52 |
Correct |
38 ms |
416 KB |
Output is correct |
53 |
Correct |
38 ms |
456 KB |
Output is correct |
54 |
Correct |
29 ms |
340 KB |
Output is correct |
55 |
Correct |
56 ms |
352 KB |
Output is correct |
56 |
Correct |
48 ms |
344 KB |
Output is correct |
57 |
Correct |
50 ms |
340 KB |
Output is correct |
58 |
Correct |
34 ms |
344 KB |
Output is correct |
59 |
Correct |
24 ms |
468 KB |
Output is correct |
60 |
Correct |
39 ms |
416 KB |
Output is correct |
61 |
Correct |
45 ms |
348 KB |
Output is correct |
62 |
Correct |
43 ms |
424 KB |
Output is correct |
63 |
Correct |
41 ms |
464 KB |
Output is correct |
64 |
Correct |
31 ms |
372 KB |
Output is correct |
65 |
Correct |
35 ms |
344 KB |
Output is correct |
66 |
Correct |
35 ms |
384 KB |
Output is correct |
67 |
Correct |
42 ms |
444 KB |
Output is correct |
68 |
Correct |
28 ms |
340 KB |
Output is correct |
69 |
Correct |
44 ms |
344 KB |
Output is correct |
70 |
Correct |
40 ms |
368 KB |
Output is correct |
71 |
Correct |
45 ms |
504 KB |
Output is correct |
72 |
Correct |
32 ms |
456 KB |
Output is correct |
73 |
Correct |
37 ms |
388 KB |
Output is correct |
74 |
Correct |
26 ms |
344 KB |
Output is correct |
75 |
Correct |
34 ms |
460 KB |
Output is correct |
76 |
Correct |
43 ms |
436 KB |
Output is correct |
77 |
Correct |
33 ms |
360 KB |
Output is correct |
78 |
Correct |
1 ms |
200 KB |
Output is correct |
79 |
Correct |
1 ms |
200 KB |
Output is correct |
80 |
Correct |
1 ms |
200 KB |
Output is correct |
81 |
Correct |
1 ms |
200 KB |
Output is correct |
82 |
Correct |
1 ms |
200 KB |
Output is correct |
83 |
Correct |
2 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 |
2 ms |
292 KB |
Output is correct |
87 |
Correct |
2 ms |
292 KB |
Output is correct |
88 |
Correct |
1 ms |
200 KB |
Output is correct |
89 |
Correct |
1 ms |
200 KB |
Output is correct |
90 |
Correct |
1 ms |
200 KB |
Output is correct |
91 |
Correct |
1 ms |
200 KB |
Output is correct |
92 |
Correct |
2 ms |
200 KB |
Output is correct |
93 |
Correct |
1 ms |
200 KB |
Output is correct |
94 |
Correct |
1 ms |
200 KB |
Output is correct |
95 |
Correct |
1 ms |
200 KB |
Output is correct |
96 |
Correct |
1 ms |
200 KB |
Output is correct |
97 |
Correct |
2 ms |
200 KB |
Output is correct |
98 |
Correct |
2 ms |
200 KB |
Output is correct |
99 |
Correct |
2 ms |
200 KB |
Output is correct |
100 |
Correct |
1 ms |
200 KB |
Output is correct |
101 |
Correct |
2 ms |
200 KB |
Output is correct |
102 |
Correct |
2 ms |
200 KB |
Output is correct |
103 |
Correct |
2 ms |
200 KB |
Output is correct |
104 |
Correct |
1 ms |
200 KB |
Output is correct |
105 |
Correct |
2 ms |
200 KB |
Output is correct |
106 |
Correct |
2 ms |
200 KB |
Output is correct |
107 |
Correct |
1 ms |
200 KB |
Output is correct |
108 |
Correct |
1 ms |
200 KB |
Output is correct |
109 |
Correct |
1 ms |
200 KB |
Output is correct |
110 |
Correct |
1 ms |
200 KB |
Output is correct |
111 |
Correct |
2 ms |
200 KB |
Output is correct |
112 |
Correct |
2 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 |
1 ms |
200 KB |
Output is correct |
116 |
Correct |
1 ms |
200 KB |
Output is correct |
117 |
Correct |
1 ms |
200 KB |
Output is correct |
118 |
Correct |
1 ms |
200 KB |
Output is correct |
119 |
Correct |
2 ms |
292 KB |
Output is correct |
120 |
Correct |
1 ms |
200 KB |
Output is correct |
121 |
Correct |
2 ms |
200 KB |
Output is correct |
122 |
Correct |
2 ms |
288 KB |
Output is correct |
123 |
Correct |
3 ms |
296 KB |
Output is correct |