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Submission #44318

# Submission time Handle Problem Language Result Execution time Memory
44318 2018-03-31T11:24:59 Z neutron_byte Brunhilda’s Birthday (BOI13_brunhilda) C++17
17.7778 / 100
 1000 ms 113896 KB 
#include <bits/stdc++.h>
#define INF 1000000000
using namespace std;

const int n = 1000 * 1000;

int main() {
    int m, q, x;
    cin >> m >> q;

    int prime[m];
    for (int i = 0; i < m; ++i) {
        cin >> prime[i];
    }

    int dp[n + 1];
    dp[0] = 0;

    int updated[m];
    fill(updated, updated + m, 0);

    vector<int> current[n + 1];
    for (int i = 0; i < m; ++i) {
        for (int j = 1; prime[i] * j <= n; ++j) {
            current[prime[i] * j].push_back(i);
        }
    }

    for (int i = 1; i <= n; ++i) {
        for (int pIdx : current[i]) {
            updated[pIdx] = i;
        }

        int bestVal = INF;
        for (int j = 0; j < m; ++j) {
            bestVal = min(bestVal, updated[j]);
        }

        if (bestVal >= i) dp[i] = INF;
        else dp[i] = 1 + dp[bestVal];
    }

    while (q--) {
        cin >> x;
        cout << (dp[x] < INF ? to_string(dp[x]) : "oo") << endl;
    }

    return 0;
}

Subtask #1
17.7777777778 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 33016 KB Output is correct
2 Correct 204 ms 50528 KB Output is correct
3 Correct 107 ms 50528 KB Output is correct
4 Correct 150 ms 50528 KB Output is correct
5 Correct 95 ms 50528 KB Output is correct
6 Correct 73 ms 50528 KB Output is correct
7 Correct 116 ms 50528 KB Output is correct
8 Correct 158 ms 51408 KB Output is correct
9 Correct 178 ms 53796 KB Output is correct
10 Correct 230 ms 54612 KB Output is correct
11 Correct 242 ms 54612 KB Output is correct
12 Correct 138 ms 54612 KB Output is correct
13 Execution timed out 1087 ms 56616 KB Time limit exceeded
14 Execution timed out 1075 ms 56616 KB Time limit exceeded
15 Correct 179 ms 56616 KB Output is correct
16 Correct 192 ms 56616 KB Output is correct
17 Correct 182 ms 56616 KB Output is correct
18 Correct 150 ms 56616 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1058 ms 56616 KB Time limit exceeded
2 Execution timed out 1083 ms 56616 KB Time limit exceeded
3 Execution timed out 1085 ms 56616 KB Time limit exceeded
4 Execution timed out 1094 ms 56616 KB Time limit exceeded
5 Execution timed out 1082 ms 56616 KB Time limit exceeded
6 Execution timed out 1081 ms 56616 KB Time limit exceeded
7 Execution timed out 1085 ms 56616 KB Time limit exceeded
8 Execution timed out 1073 ms 56616 KB Time limit exceeded
9 Execution timed out 1090 ms 56616 KB Time limit exceeded
10 Execution timed out 1085 ms 56616 KB Time limit exceeded
11 Execution timed out 1084 ms 56616 KB Time limit exceeded
12 Execution timed out 1084 ms 56616 KB Time limit exceeded
13 Execution timed out 1076 ms 56616 KB Time limit exceeded
14 Execution timed out 1083 ms 56616 KB Time limit exceeded
15 Execution timed out 1085 ms 56616 KB Time limit exceeded
16 Execution timed out 1078 ms 56616 KB Time limit exceeded
17 Execution timed out 1089 ms 56616 KB Time limit exceeded
18 Execution timed out 1098 ms 56616 KB Time limit exceeded

Subtask #3
0 / 60.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1077 ms 56616 KB Time limit exceeded
2 Execution timed out 1084 ms 56616 KB Time limit exceeded
3 Execution timed out 1087 ms 56616 KB Time limit exceeded
4 Execution timed out 1083 ms 56616 KB Time limit exceeded
5 Execution timed out 1088 ms 56616 KB Time limit exceeded
6 Execution timed out 1068 ms 56616 KB Time limit exceeded
7 Execution timed out 1087 ms 56616 KB Time limit exceeded
8 Execution timed out 1088 ms 56616 KB Time limit exceeded
9 Execution timed out 1090 ms 56616 KB Time limit exceeded
10 Execution timed out 1088 ms 56616 KB Time limit exceeded
11 Execution timed out 1091 ms 56616 KB Time limit exceeded
12 Execution timed out 1092 ms 56616 KB Time limit exceeded
13 Execution timed out 1091 ms 56616 KB Time limit exceeded
14 Incorrect 443 ms 56632 KB Output isn't correct
15 Execution timed out 1088 ms 56632 KB Time limit exceeded
16 Execution timed out 1086 ms 56632 KB Time limit exceeded
17 Execution timed out 1090 ms 56632 KB Time limit exceeded
18 Execution timed out 1094 ms 56632 KB Time limit exceeded
19 Execution timed out 1071 ms 56632 KB Time limit exceeded
20 Execution timed out 1084 ms 56656 KB Time limit exceeded
21 Runtime error 415 ms 113508 KB Execution killed with signal 11 (could be triggered by violating memory limits)
22 Execution timed out 1095 ms 113508 KB Time limit exceeded
23 Execution timed out 1090 ms 113508 KB Time limit exceeded
24 Execution timed out 1089 ms 113508 KB Time limit exceeded
25 Execution timed out 1077 ms 113508 KB Time limit exceeded
26 Execution timed out 1096 ms 113508 KB Time limit exceeded
27 Execution timed out 1088 ms 113896 KB Time limit exceeded
28 Runtime error 1037 ms 113896 KB Execution killed with signal 11 (could be triggered by violating memory limits)
29 Execution timed out 1100 ms 113896 KB Time limit exceeded
30 Execution timed out 1093 ms 113896 KB Time limit exceeded
31 Execution timed out 1080 ms 113896 KB Time limit exceeded
32 Execution timed out 1093 ms 113896 KB Time limit exceeded
33 Execution timed out 1072 ms 113896 KB Time limit exceeded
34 Execution timed out 1080 ms 113896 KB Time limit exceeded
35 Execution timed out 1090 ms 113896 KB Time limit exceeded
36 Execution timed out 1087 ms 113896 KB Time limit exceeded
37 Execution timed out 1080 ms 113896 KB Time limit exceeded
38 Execution timed out 1087 ms 113896 KB Time limit exceeded
39 Execution timed out 1071 ms 113896 KB Time limit exceeded
40 Execution timed out 1089 ms 113896 KB Time limit exceeded
41 Execution timed out 1083 ms 113896 KB Time limit exceeded
42 Execution timed out 1080 ms 113896 KB Time limit exceeded