Submission #1167182

#	Time	Username	Problem	Language	Result	Execution time	Memory
1167182		tsengang	Bouquet (EGOI24_bouquet)	C++20	26 / 100	59 ms	5084 KiB

Main

#include <bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define pb push_back
#define ertunt return
#define vodka void
#define sleepearly ertunt
using namespace std;
int main() {
    ll n;
    cin >> n;
    vector<ll>l(n),r(n);
    for(ll i = 0; i < n; i++){
        cin >> l[i] >> r[i];
    }
    vector<ll>dp(n+4,1);
    ll ans = 0;
    for(ll i =  0; i < n; i++){
        for(ll j = max(0ll,i-l[i] - 4); j < i-l[i]; j++){
            if(i-j > r[j])dp[i] = max(dp[j]+1,dp[i]);
        }
        ans = max(ans,dp[i]);
    }
    cout << ans ;
}

• Subtask 1: 8 / 8
• Subtask 2: 0 / 16
• Subtask 3: 0 / 28
• Subtask 4: 18 / 18
• Subtask 5: 0 / 30