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Submission #522430

# Submission time Handle Problem Language Result Execution time Memory
522430 2022-02-05T02:44:42 Z Hamed5001 Brunhilda’s Birthday (BOI13_brunhilda) C++14
100 / 100
 238 ms 79172 KB 
#include <bits/stdc++.h>
using namespace std;

const int mxN = 1e7+1;
int dp[mxN], dp2[mxN];

void solve() {
    int M, Q;
    cin >> M >> Q;
    vector<int> primes(M);
    for (auto &a : primes) cin >> a;
    
    for (auto p : primes) {
        for (int i = p; i <= mxN; i += p) {
            dp2[i - 1] = max(dp2[i - 1], p - 1);
        }
        dp2[mxN - 1] = max(dp2[mxN - 1], (mxN - 1) % p);
    }
    for (int i = mxN - 2; i >= 0; --i) {
        dp2[i] = max(dp2[i], dp2[i + 1] - 1);
    }
    
    dp[0] = 0;
    for (int i = 1; i < mxN; ++i) {
        dp[i] = 1e9;
        dp[i] = dp[i - dp2[i]] + 1;
    }
    
    while(Q--) {
        int n;
        cin >> n;
        int ans = dp[n];
        if (ans >= 1e9) cout << "oo\n";
        else cout << ans << '\n';
    }
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    solve();
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 78460 KB Output is correct
2 Correct 80 ms 78488 KB Output is correct
3 Correct 72 ms 78452 KB Output is correct
4 Correct 68 ms 78484 KB Output is correct
5 Correct 70 ms 78472 KB Output is correct
6 Correct 62 ms 78524 KB Output is correct
7 Correct 72 ms 78476 KB Output is correct
8 Correct 75 ms 78452 KB Output is correct
9 Correct 95 ms 78468 KB Output is correct
10 Correct 116 ms 78480 KB Output is correct
11 Correct 97 ms 78476 KB Output is correct
12 Correct 63 ms 78468 KB Output is correct
13 Correct 174 ms 78532 KB Output is correct
14 Correct 172 ms 78480 KB Output is correct
15 Correct 98 ms 78548 KB Output is correct
16 Correct 82 ms 78560 KB Output is correct
17 Correct 82 ms 78604 KB Output is correct
18 Correct 64 ms 78572 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 78580 KB Output is correct
2 Correct 96 ms 78916 KB Output is correct
3 Correct 211 ms 78764 KB Output is correct
4 Correct 90 ms 78576 KB Output is correct
5 Correct 148 ms 78736 KB Output is correct
6 Correct 81 ms 78580 KB Output is correct
7 Correct 78 ms 78580 KB Output is correct
8 Correct 90 ms 78476 KB Output is correct
9 Correct 169 ms 78772 KB Output is correct
10 Correct 212 ms 78764 KB Output is correct
11 Correct 205 ms 78656 KB Output is correct
12 Correct 116 ms 78468 KB Output is correct
13 Correct 68 ms 78500 KB Output is correct
14 Correct 102 ms 78492 KB Output is correct
15 Correct 179 ms 78652 KB Output is correct
16 Correct 84 ms 78848 KB Output is correct
17 Correct 200 ms 78560 KB Output is correct
18 Correct 177 ms 78956 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 187 ms 78808 KB Output is correct
2 Correct 222 ms 78820 KB Output is correct
3 Correct 217 ms 78940 KB Output is correct
4 Correct 147 ms 78808 KB Output is correct
5 Correct 104 ms 79044 KB Output is correct
6 Correct 193 ms 78816 KB Output is correct
7 Correct 158 ms 79044 KB Output is correct
8 Correct 196 ms 78812 KB Output is correct
9 Correct 177 ms 78820 KB Output is correct
10 Correct 138 ms 78532 KB Output is correct
11 Correct 121 ms 78660 KB Output is correct
12 Correct 167 ms 78600 KB Output is correct
13 Correct 208 ms 78856 KB Output is correct
14 Correct 135 ms 79116 KB Output is correct
15 Correct 171 ms 78624 KB Output is correct
16 Correct 198 ms 78628 KB Output is correct
17 Correct 164 ms 78668 KB Output is correct
18 Correct 215 ms 78788 KB Output is correct
19 Correct 76 ms 78612 KB Output is correct
20 Correct 220 ms 78916 KB Output is correct
21 Correct 157 ms 79172 KB Output is correct
22 Correct 229 ms 79088 KB Output is correct
23 Correct 109 ms 78916 KB Output is correct
24 Correct 95 ms 78776 KB Output is correct
25 Correct 154 ms 78868 KB Output is correct
26 Correct 141 ms 78788 KB Output is correct
27 Correct 238 ms 79000 KB Output is correct
28 Correct 89 ms 78788 KB Output is correct
29 Correct 217 ms 79140 KB Output is correct
30 Correct 195 ms 79016 KB Output is correct
31 Correct 105 ms 78788 KB Output is correct
32 Correct 123 ms 78872 KB Output is correct
33 Correct 87 ms 78812 KB Output is correct
34 Correct 158 ms 79044 KB Output is correct
35 Correct 95 ms 78788 KB Output is correct
36 Correct 235 ms 79152 KB Output is correct
37 Correct 105 ms 79172 KB Output is correct
38 Correct 185 ms 78812 KB Output is correct
39 Correct 101 ms 78788 KB Output is correct
40 Correct 167 ms 78768 KB Output is correct
41 Correct 142 ms 79004 KB Output is correct
42 Correct 200 ms 78876 KB Output is correct