Submission #1184842

#	Time	Username	Problem	Language	Result	Execution time	Memory
1184842		asli_bg	Gym Badges (NOI22_gymbadges)	C++20	0 / 100	2091 ms	9396 KiB

Main

#include <bits/stdc++.h>
using namespace std;

#define int long long

typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<pii> vii;
typedef vector<bool> vb;

#define fi first
#define se second
#define pb push_back

#define mid (l+r)/2
#define all(x) x.begin(),x.end()
#define FOR(i,a) for(int i=0;i<(a);i++)
#define FORE(i,a,b) for(int i=(a);i<(b);i++)

#define cont(x) for(auto el:x) cout<<el<<' ';cout<<endl;
#define contp(x) for(auto el:x) cout<<el.fi<<'-'<<el.se<<' ';cout<<endl;
#define sp <<" "<<

#define DEBUG(x) cout<<(#x) sp x<<endl

const int INF=1e18;
const int MAXN=5e5+5;

bool mm(pii a,pii b){
    if(a.se==b.se) a.fi<b.fi;
    return a.se<b.se;
}

pii dp[MAXN];

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

    int n;
    cin>>n;
    vii a(n+1);
    FORE(i,1,n+1) cin>>a[i].fi;
    FORE(i,1,n+1) cin>>a[i].se;

    sort(all(a),mm);

    dp[0]={0,0};
    FORE(i,1,n+1){
        dp[i]={-INF,INF};
        FOR(j,i){
            if(dp[j].se+a[j].fi<=a[i].se){
                if(dp[j].fi+1>dp[i].fi){
                    dp[i].fi=dp[j].fi+1;
                    dp[i].se=dp[j].se+a[j].fi;
                }
                else if(dp[j].fi+1==dp[i].fi){
                    if(dp[j].se+a[j].fi<dp[i].se){
                        dp[i].se=dp[j].se+a[j].fi;
                    }
                }
            }
        }
    }

    cout<<dp[n].fi<<endl;
}

• Subtask 1: 0 / 15
• Subtask 2: 0 / 9
• Subtask 3: 0 / 27
• Subtask 4: 0 / 49