Submission #923234

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
923234	2024-02-07 02:37:39	ttamx	Brunhilda’s Birthday (BOI13_brunhilda)	C++14	27.94 / 100	308 ms	160144 KiB

brunhilda

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#include<bits/stdc++.h>
using namespace std;
const int N=1e7+5;
int m,q;
int mx;
int p[N],dp[N];
int main(){
    cin.tie(nullptr)->sync_with_stdio(false);
    cin >> m >> q;
    for(int i=0;i<m;i++){
        int x;
        cin >> x;
        for(int i=0;i<N;i+=x)p[i]=max(p[i],x);
    }
    for(int l=0,r=0,cnt=0;l<N&&l<=r;l=r+1,r=mx,cnt++){
        for(int i=l;i<=r;i++){
            dp[i]=cnt;
            mx=max(mx,i+p[i]-1);
        }
    }
    while(q--){
        int n;
        cin >> n;
        if(n>mx)cout << "oo\n";
        else cout << dp[n] << "\n";
    }
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 2.2222222222222223 / 20
• Subtask 3: 5.714285714285714 / 60