Submission #1026799

#	Time	Username	Problem	Language	Result	Execution time	Memory
1026799		VMaksimoski008	Brunhilda’s Birthday (BOI13_brunhilda)	C++17	2.22 / 100	247 ms	41644 KiB

brunhilda

#include <bits/stdc++.h>

#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
//#define int long long

using namespace std;

using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

const int mod = 1e9 + 7;
const int LOG = 20;
const int maxn = 1e7 + 5;

vector<int> dp(maxn, 1e9);

signed main() {
    ios_base::sync_with_stdio(false);
    cout.tie(0); cin.tie(0);

    int n, q;
    cin >> n >> q;

    vector<int> p(n);
    for(int &x : p) cin >> x;

    dp[0] = 0;
    for(int i=1; i<=1000; i++) {
        for(int &x : p) {
            if(i % x == 0) continue;
            dp[i] = min(dp[i], dp[(i/x)*x] + 1);
        }
    }

    while(q--) {
        int x;
        cin >> x;
        if(dp[x] < 1e9) cout << dp[x] << '\n';
        else cout << "oo\n";
    }

    return 0;
}

• Subtask 1: 2.2222222222222223 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 60