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Submission #921386

# Submission time Handle Problem Language Result Execution time Memory
921386 2024-02-03T18:26:45 Z AverageAmogusEnjoyer Combo (IOI18_combo) C++17
97 / 100
 12 ms 2112 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
template<class T> bool cmin(T &i, T j) { return i > j ? i=j,true:false; }
template<class T> bool cmax(T &i, T j) { return i < j ? i=j,true:false; }
int press(string p);
string guess_sequence(int n) {
    string res = "";
    vector<string> v = {"A","B","X","Y"};
    for (int i=0;i<=2;i++) {
        if (press(v[i])) {
            res = v[i];
            break;
        }
    }
    if (res == "") {
        res = "Y";
    }
    v.erase(find(v.begin(),v.end(),res));
    for (int i=2;i<n;i++) {
        int r = press(res+v[0]+res+v[1]+v[0]+res+v[1]+v[1]+res+v[1]+v[2]);
        if (r == i-1) {
            res += v[2];
        } else if (r == i) {
            res += v[0];
        } else {
            assert(r == i+1);
            res += v[1];
        }
        assert((int)res.size() == i);
    }
    if ((int)res.size() == n) {
        return res;
    }
    // gotta guess the last one
    if (press(res+v[0]) == n) {
        res += v[0];
    } else if (press(res+v[1]) == n) {
        res += v[1];
    } else {
        res += v[2];
    }
    return res;
}

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 340 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 384 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 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 1 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 1 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 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 596 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
92.0 / 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 Partially correct 0 ms 344 KB Output is partially correct
13 Partially correct 1 ms 344 KB Output is partially correct
14 Correct 0 ms 344 KB Output is correct
15 Partially correct 1 ms 344 KB Output is partially correct
16 Partially correct 0 ms 344 KB Output is partially correct
17 Correct 11 ms 1280 KB Output is correct
18 Correct 10 ms 964 KB Output is correct
19 Correct 10 ms 1380 KB Output is correct
20 Partially correct 9 ms 1124 KB Output is partially correct
21 Partially correct 11 ms 1256 KB Output is partially correct
22 Correct 1 ms 344 KB Output is correct
23 Partially correct 0 ms 432 KB Output is partially correct
24 Correct 0 ms 432 KB Output is correct
25 Correct 0 ms 440 KB Output is correct
26 Correct 1 ms 440 KB Output is correct
27 Correct 1 ms 444 KB Output is correct
28 Correct 1 ms 948 KB Output is correct
29 Partially correct 1 ms 440 KB Output is partially correct
30 Correct 1 ms 440 KB Output is correct
31 Partially correct 1 ms 436 KB Output is partially correct
32 Partially correct 10 ms 1192 KB Output is partially correct
33 Correct 10 ms 1624 KB Output is correct
34 Correct 10 ms 1232 KB Output is correct
35 Partially correct 10 ms 1256 KB Output is partially correct
36 Partially correct 9 ms 876 KB Output is partially correct
37 Correct 10 ms 1344 KB Output is correct
38 Partially correct 11 ms 1488 KB Output is partially correct
39 Correct 10 ms 904 KB Output is correct
40 Correct 10 ms 1548 KB Output is correct
41 Partially correct 10 ms 1224 KB Output is partially correct
42 Correct 11 ms 1312 KB Output is correct
43 Correct 10 ms 1476 KB Output is correct
44 Correct 12 ms 1748 KB Output is correct
45 Correct 10 ms 1068 KB Output is correct
46 Correct 10 ms 1472 KB Output is correct
47 Correct 12 ms 1616 KB Output is correct
48 Partially correct 12 ms 1756 KB Output is partially correct
49 Partially correct 11 ms 1556 KB Output is partially correct
50 Correct 10 ms 1460 KB Output is correct
51 Correct 10 ms 1252 KB Output is correct
52 Partially correct 10 ms 1480 KB Output is partially correct
53 Partially correct 9 ms 1672 KB Output is partially correct
54 Correct 10 ms 1220 KB Output is correct
55 Correct 11 ms 972 KB Output is correct
56 Correct 10 ms 1076 KB Output is correct
57 Correct 10 ms 908 KB Output is correct
58 Correct 10 ms 1132 KB Output is correct
59 Correct 10 ms 2112 KB Output is correct
60 Partially correct 9 ms 1256 KB Output is partially correct
61 Partially correct 10 ms 1188 KB Output is partially correct
62 Correct 12 ms 968 KB Output is correct
63 Correct 9 ms 1560 KB Output is correct
64 Partially correct 9 ms 1184 KB Output is partially correct
65 Partially correct 11 ms 1284 KB Output is partially correct
66 Correct 10 ms 1336 KB Output is correct
67 Correct 10 ms 1320 KB Output is correct
68 Partially correct 10 ms 1016 KB Output is partially correct
69 Correct 11 ms 1232 KB Output is correct
70 Correct 10 ms 1548 KB Output is correct
71 Correct 10 ms 932 KB Output is correct
72 Correct 9 ms 1432 KB Output is correct
73 Partially correct 9 ms 1372 KB Output is partially correct
74 Correct 9 ms 1288 KB Output is correct
75 Correct 10 ms 1400 KB Output is correct
76 Partially correct 10 ms 912 KB Output is partially correct
77 Correct 12 ms 1472 KB Output is correct
78 Correct 1 ms 344 KB Output is correct
79 Partially correct 0 ms 344 KB Output is partially correct
80 Correct 0 ms 344 KB Output is correct
81 Partially correct 0 ms 344 KB Output is partially correct
82 Partially correct 1 ms 344 KB Output is partially correct
83 Correct 0 ms 440 KB Output is correct
84 Correct 0 ms 432 KB Output is correct
85 Partially correct 0 ms 436 KB Output is partially correct
86 Correct 0 ms 684 KB Output is correct
87 Partially correct 1 ms 432 KB Output is partially 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 1 ms 344 KB Output is correct
92 Correct 0 ms 344 KB Output is correct
93 Correct 1 ms 436 KB Output is correct
94 Partially correct 0 ms 432 KB Output is partially correct
95 Partially correct 1 ms 440 KB Output is partially correct
96 Correct 1 ms 432 KB Output is correct
97 Correct 0 ms 444 KB Output is correct
98 Partially correct 0 ms 436 KB Output is partially correct
99 Partially correct 1 ms 436 KB Output is partially correct
100 Correct 0 ms 436 KB Output is correct
101 Correct 0 ms 436 KB Output is correct
102 Correct 1 ms 436 KB Output is correct
103 Correct 1 ms 436 KB Output is correct
104 Correct 0 ms 432 KB Output is correct
105 Correct 1 ms 440 KB Output is correct
106 Partially correct 0 ms 436 KB Output is partially correct
107 Partially correct 1 ms 344 KB Output is partially correct
108 Correct 1 ms 344 KB Output is correct
109 Correct 1 ms 344 KB Output is correct
110 Partially correct 0 ms 344 KB Output is partially correct
111 Partially correct 0 ms 344 KB Output is partially correct
112 Correct 0 ms 344 KB Output is correct
113 Correct 0 ms 344 KB Output is correct
114 Partially correct 1 ms 344 KB Output is partially correct
115 Partially correct 1 ms 504 KB Output is partially correct
116 Correct 1 ms 344 KB Output is correct
117 Correct 0 ms 436 KB Output is correct
118 Correct 0 ms 432 KB Output is correct
119 Partially correct 0 ms 440 KB Output is partially correct
120 Correct 1 ms 432 KB Output is correct
121 Correct 1 ms 436 KB Output is correct
122 Partially correct 0 ms 436 KB Output is partially correct
123 Partially correct 0 ms 436 KB Output is partially correct