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Submission #874893

# Submission time Handle Problem Language Result Execution time Memory
874893 2023-11-18T03:45:49 Z tuannm Combo (IOI18_combo) C++17
100 / 100
 11 ms 1912 KB 
#include "combo.h"
#include<bits/stdc++.h>
using namespace std;

string guess_sequence(int N){
    int x;
	string s;
	char c[4] = {'A', 'B', 'X', 'Y'};
	if(press("AB") >= 1){
        x = (press("A") != 1);
	}
	else
        x = 2 + (press("X") < 1);
	s += c[x];
	if(N == 1)
        return s;
	swap(c[x], c[3]);
	for(int i = 1; i < N - 1; ++i){
		x = press(s + c[0] + c[0] + s + c[0] + c[1] + s + c[0] + c[2] + s + c[1]);
		if(x == i + 2)
            s += c[0];
		else if(x == i + 1)
            s += c[1];
		else
            s += c[2];
	}
	if(press(s + c[0] + s + c[1]) == N){
		if(press(s + c[0]) == N)
            s += c[0];
		else
            s += c[1];
	}
    else s += c[2];
	return s;
}

Subtask #1
5.0 / 5.0

# 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 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 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 0 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 344 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 596 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 0 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 344 KB Output is correct

Subtask #2
95.0 / 95.0

# 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 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 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 0 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 9 ms 1256 KB Output is correct
18 Correct 9 ms 1684 KB Output is correct
19 Correct 9 ms 956 KB Output is correct
20 Correct 10 ms 1492 KB Output is correct
21 Correct 10 ms 1704 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 436 KB Output is correct
24 Correct 0 ms 688 KB Output is correct
25 Correct 0 ms 692 KB Output is correct
26 Correct 1 ms 700 KB Output is correct
27 Correct 1 ms 448 KB Output is correct
28 Correct 1 ms 700 KB Output is correct
29 Correct 1 ms 704 KB Output is correct
30 Correct 1 ms 436 KB Output is correct
31 Correct 2 ms 1624 KB Output is correct
32 Correct 9 ms 904 KB Output is correct
33 Correct 10 ms 1284 KB Output is correct
34 Correct 10 ms 1264 KB Output is correct
35 Correct 10 ms 948 KB Output is correct
36 Correct 10 ms 1436 KB Output is correct
37 Correct 9 ms 1208 KB Output is correct
38 Correct 9 ms 1228 KB Output is correct
39 Correct 9 ms 1456 KB Output is correct
40 Correct 11 ms 1452 KB Output is correct
41 Correct 10 ms 1484 KB Output is correct
42 Correct 9 ms 1232 KB Output is correct
43 Correct 10 ms 1224 KB Output is correct
44 Correct 11 ms 1012 KB Output is correct
45 Correct 10 ms 1388 KB Output is correct
46 Correct 10 ms 1116 KB Output is correct
47 Correct 10 ms 1344 KB Output is correct
48 Correct 9 ms 1204 KB Output is correct
49 Correct 10 ms 932 KB Output is correct
50 Correct 10 ms 964 KB Output is correct
51 Correct 11 ms 1228 KB Output is correct
52 Correct 9 ms 1024 KB Output is correct
53 Correct 10 ms 1076 KB Output is correct
54 Correct 9 ms 924 KB Output is correct
55 Correct 10 ms 1228 KB Output is correct
56 Correct 9 ms 964 KB Output is correct
57 Correct 10 ms 1412 KB Output is correct
58 Correct 10 ms 1068 KB Output is correct
59 Correct 9 ms 952 KB Output is correct
60 Correct 9 ms 952 KB Output is correct
61 Correct 10 ms 1284 KB Output is correct
62 Correct 11 ms 1596 KB Output is correct
63 Correct 10 ms 1372 KB Output is correct
64 Correct 9 ms 1124 KB Output is correct
65 Correct 10 ms 1164 KB Output is correct
66 Correct 10 ms 1116 KB Output is correct
67 Correct 9 ms 1112 KB Output is correct
68 Correct 10 ms 1912 KB Output is correct
69 Correct 10 ms 908 KB Output is correct
70 Correct 9 ms 908 KB Output is correct
71 Correct 10 ms 1136 KB Output is correct
72 Correct 9 ms 976 KB Output is correct
73 Correct 10 ms 1264 KB Output is correct
74 Correct 9 ms 1188 KB Output is correct
75 Correct 11 ms 984 KB Output is correct
76 Correct 10 ms 1136 KB Output is correct
77 Correct 9 ms 1224 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 344 KB Output is correct
84 Correct 0 ms 432 KB Output is correct
85 Correct 0 ms 432 KB Output is correct
86 Correct 0 ms 432 KB Output is correct
87 Correct 0 ms 440 KB Output is correct
88 Correct 0 ms 344 KB Output is correct
89 Correct 0 ms 344 KB Output is correct
90 Correct 0 ms 344 KB Output is correct
91 Correct 0 ms 344 KB Output is correct
92 Correct 0 ms 344 KB Output is correct
93 Correct 0 ms 344 KB Output is correct
94 Correct 0 ms 600 KB Output is correct
95 Correct 0 ms 432 KB Output is correct
96 Correct 1 ms 440 KB Output is correct
97 Correct 0 ms 432 KB Output is correct
98 Correct 1 ms 344 KB Output is correct
99 Correct 0 ms 440 KB Output is correct
100 Correct 0 ms 440 KB Output is correct
101 Correct 0 ms 436 KB Output is correct
102 Correct 0 ms 440 KB Output is correct
103 Correct 0 ms 436 KB Output is correct
104 Correct 0 ms 432 KB Output is correct
105 Correct 0 ms 432 KB Output is correct
106 Correct 0 ms 344 KB Output is correct
107 Correct 0 ms 344 KB Output is correct
108 Correct 0 ms 344 KB Output is correct
109 Correct 0 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 0 ms 344 KB Output is correct
113 Correct 0 ms 344 KB Output is correct
114 Correct 0 ms 344 KB Output is correct
115 Correct 0 ms 344 KB Output is correct
116 Correct 0 ms 344 KB Output is correct
117 Correct 1 ms 344 KB Output is correct
118 Correct 0 ms 432 KB Output is correct
119 Correct 0 ms 440 KB Output is correct
120 Correct 1 ms 436 KB Output is correct
121 Correct 0 ms 432 KB Output is correct
122 Correct 0 ms 432 KB Output is correct
123 Correct 0 ms 432 KB Output is correct