# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
81138 |
2018-10-24T01:35:02 Z |
cki86201 |
Combo (IOI18_combo) |
C++11 |
|
45 ms |
588 KB |
#include "combo.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <memory.h>
#include <math.h>
#include <assert.h>
#include <stack>
#include <queue>
#include <map>
#include <set>
#include <string>
#include <algorithm>
#include <iostream>
#include <functional>
#include <unordered_set>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
#define Fi first
#define Se second
#define pb(x) push_back(x)
#define szz(x) (int)x.size()
#define rep(i,n) for(int i=0;i<n;i++)
#define all(x) x.begin(),x.end()
typedef tuple<int, int, int> t3;
char change(int x) { return "ABXY"[x]; }
int p[3];
int query(string &now, vector <int> a) {
string t = "";
for(int e : a) {
t = t + now;
t.pb(change(p[e / 3]));
t.pb(change(p[e % 3]));
}
return press(t);
}
std::string guess_sequence(int N) {
int t = press("AB");
int st = -1;
if(t >= 1) {
if(press("A")) st = 0;
else st = 1;
}
else {
if(press("X")) st = 2;
else st = 3;
}
string now; now.pb(change(st));
int pz = 0;
for(int i=0;i<4;i++) if(i != st) p[pz++] = i;
for(int i=2;i<=N;) {
if(i+1 <= N) {
int q1 = query(now, {1, 2, 5});
if(q1 == szz(now)) {
now.pb(change(p[2]));
i += 1;
}
else if(q1 == szz(now) + 2) {
int q2 = query(now, {1}) - szz(now);
if(q2 == 2) { now.pb(change(p[0])); now.pb(change(p[1])); }
else if(q2 == 1) { now.pb(change(p[0])); now.pb(change(p[2])); }
else { now.pb(change(p[1])); now.pb(change(p[2])); }
i += 2;
}
else {
int q2 = query(now, {3}) - szz(now);
if(q2 == 2) { now.pb(change(p[1])); now.pb(change(p[0])); }
else if(q2 == 1) { now.pb(change(p[1])); now.pb(change(p[1])); }
else { now.pb(change(p[0])); now.pb(change(p[0])); }
i += 2;
}
}
else {
string tnow = now;
tnow.pb(change(p[0]));
if(press(tnow) == N) now = tnow;
else {
tnow.pop_back();
tnow.pb(change(p[1]));
if(press(tnow) == N) now = tnow;
else {
tnow.pop_back();
tnow.pb(change(p[2]));
now = tnow;
}
}
i += 1;
}
}
return now;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
3 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 |
252 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 |
200 KB |
Output is correct |
11 |
Correct |
1 ms |
272 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 |
1 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 |
256 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 |
2 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 |
308 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 |
200 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 |
276 KB |
Output is correct |
16 |
Correct |
1 ms |
200 KB |
Output is correct |
17 |
Correct |
26 ms |
360 KB |
Output is correct |
18 |
Correct |
26 ms |
364 KB |
Output is correct |
19 |
Correct |
31 ms |
364 KB |
Output is correct |
20 |
Correct |
44 ms |
364 KB |
Output is correct |
21 |
Correct |
27 ms |
364 KB |
Output is correct |
22 |
Correct |
2 ms |
200 KB |
Output is correct |
23 |
Correct |
2 ms |
200 KB |
Output is correct |
24 |
Correct |
2 ms |
292 KB |
Output is correct |
25 |
Correct |
3 ms |
288 KB |
Output is correct |
26 |
Correct |
1 ms |
296 KB |
Output is correct |
27 |
Correct |
3 ms |
200 KB |
Output is correct |
28 |
Correct |
2 ms |
312 KB |
Output is correct |
29 |
Correct |
6 ms |
200 KB |
Output is correct |
30 |
Correct |
2 ms |
200 KB |
Output is correct |
31 |
Correct |
3 ms |
296 KB |
Output is correct |
32 |
Correct |
17 ms |
376 KB |
Output is correct |
33 |
Correct |
26 ms |
372 KB |
Output is correct |
34 |
Correct |
31 ms |
376 KB |
Output is correct |
35 |
Correct |
34 ms |
364 KB |
Output is correct |
36 |
Correct |
32 ms |
364 KB |
Output is correct |
37 |
Correct |
36 ms |
368 KB |
Output is correct |
38 |
Correct |
39 ms |
472 KB |
Output is correct |
39 |
Correct |
31 ms |
364 KB |
Output is correct |
40 |
Correct |
32 ms |
360 KB |
Output is correct |
41 |
Correct |
29 ms |
392 KB |
Output is correct |
42 |
Correct |
41 ms |
364 KB |
Output is correct |
43 |
Correct |
35 ms |
476 KB |
Output is correct |
44 |
Correct |
22 ms |
364 KB |
Output is correct |
45 |
Correct |
37 ms |
480 KB |
Output is correct |
46 |
Correct |
32 ms |
480 KB |
Output is correct |
47 |
Correct |
37 ms |
452 KB |
Output is correct |
48 |
Correct |
37 ms |
368 KB |
Output is correct |
49 |
Correct |
32 ms |
364 KB |
Output is correct |
50 |
Correct |
36 ms |
364 KB |
Output is correct |
51 |
Correct |
33 ms |
424 KB |
Output is correct |
52 |
Correct |
34 ms |
476 KB |
Output is correct |
53 |
Correct |
27 ms |
492 KB |
Output is correct |
54 |
Correct |
29 ms |
472 KB |
Output is correct |
55 |
Correct |
23 ms |
484 KB |
Output is correct |
56 |
Correct |
31 ms |
452 KB |
Output is correct |
57 |
Correct |
35 ms |
480 KB |
Output is correct |
58 |
Correct |
33 ms |
360 KB |
Output is correct |
59 |
Correct |
35 ms |
364 KB |
Output is correct |
60 |
Correct |
34 ms |
588 KB |
Output is correct |
61 |
Correct |
37 ms |
460 KB |
Output is correct |
62 |
Correct |
27 ms |
368 KB |
Output is correct |
63 |
Correct |
19 ms |
376 KB |
Output is correct |
64 |
Correct |
32 ms |
364 KB |
Output is correct |
65 |
Correct |
28 ms |
364 KB |
Output is correct |
66 |
Correct |
35 ms |
360 KB |
Output is correct |
67 |
Correct |
25 ms |
464 KB |
Output is correct |
68 |
Correct |
35 ms |
440 KB |
Output is correct |
69 |
Correct |
42 ms |
364 KB |
Output is correct |
70 |
Correct |
15 ms |
368 KB |
Output is correct |
71 |
Correct |
45 ms |
360 KB |
Output is correct |
72 |
Correct |
36 ms |
364 KB |
Output is correct |
73 |
Correct |
33 ms |
364 KB |
Output is correct |
74 |
Correct |
34 ms |
368 KB |
Output is correct |
75 |
Correct |
27 ms |
476 KB |
Output is correct |
76 |
Correct |
35 ms |
364 KB |
Output is correct |
77 |
Correct |
28 ms |
360 KB |
Output is correct |
78 |
Correct |
1 ms |
200 KB |
Output is correct |
79 |
Correct |
2 ms |
200 KB |
Output is correct |
80 |
Correct |
1 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 |
1 ms |
200 KB |
Output is correct |
85 |
Correct |
2 ms |
200 KB |
Output is correct |
86 |
Correct |
2 ms |
200 KB |
Output is correct |
87 |
Correct |
2 ms |
244 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 |
268 KB |
Output is correct |
91 |
Correct |
2 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 |
2 ms |
200 KB |
Output is correct |
97 |
Correct |
2 ms |
288 KB |
Output is correct |
98 |
Correct |
1 ms |
288 KB |
Output is correct |
99 |
Correct |
2 ms |
200 KB |
Output is correct |
100 |
Correct |
2 ms |
200 KB |
Output is correct |
101 |
Correct |
1 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 |
1 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 |
2 ms |
200 KB |
Output is correct |
109 |
Correct |
1 ms |
200 KB |
Output is correct |
110 |
Correct |
2 ms |
200 KB |
Output is correct |
111 |
Correct |
2 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 |
2 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 |
200 KB |
Output is correct |
120 |
Correct |
2 ms |
200 KB |
Output is correct |
121 |
Correct |
2 ms |
200 KB |
Output is correct |
122 |
Correct |
1 ms |
292 KB |
Output is correct |
123 |
Correct |
1 ms |
200 KB |
Output is correct |