제출 #631372

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
631372	2022-08-18 04:04:53	CDuong	Brunhilda’s Birthday (BOI13_brunhilda)	C++14	80.32 / 100	326 ms	79104 KiB

brunhilda

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#include <bits/stdc++.h>
#define int long long
#define pb push_back
#define mp make_pair
#define ff first
#define ss second
#define endl '\n'
#define pii pair<int, int>
using namespace std;
const int mxN = 1e7 + 5;
const int mod = 1e9 + 7;
int m, Q, dp[mxN];
signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    //freopen("Bai3.inp", "r", stdin);
    //freopen("Bai3.out", "w", stdout);
    cin >> m >> Q;
    for(int i = 1; i <= m; ++i){
        int p; cin >> p;
        for(int j = p - 1; j < mxN; j += p){
            dp[j] = max(dp[j], p - 1);
        }
    }
    for(int i = mxN - 2; i >= 0; --i){
        dp[i] = max(dp[i], dp[i + 1] - 1);
    }
    dp[0] = 0;
    for(int i = 1; i < mxN; ++i){
        if(dp[i] > 0){
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 18.88888888888889 / 20
• Subtask 3: 41.42857142857143 / 60