Submission #1161501

#	Time	Username	Problem	Language	Result	Execution time	Memory
1161501		the_ZHER	Kitchen (BOI19_kitchen)	C++20	9 / 100	6 ms	328 KiB

kitchen

#include <bits/stdc++.h>
#define boost ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define int long long
using namespace std;
const int inf=1e18;
const int N=5e5+100;
const int N1=5e5;
const int N2=1e6;
const int mod=1e9+7;
const int k1=447;
struct edge{
    int x,w;
};
struct edge1{
    int x,g,d;
};
vector<int>v;
vector<int>v1;
signed main(){
boost;
    int n,m,k;
    cin>>n>>m>>k;
    v.push_back(0);
    int ok=0;
    for(int i=0;i<n;i++){
        int x;
        cin>>x;
        if(x<k){
            ok=1;
        }
        v.push_back(x);
    }
    v1.push_back(0);
    for(int i=1;i<=m;i++){
        int x;
        cin>>x;
        v1.push_back(x);
    }
    if(ok==1||k>m){
        cout<<"Impossible";
        return 0;
    }
    int ans=inf;
    sort(v.begin(),v.end());
    sort(v1.begin(),v1.end());
    for(int i=0;i<(1<<m);i++){
        vector<int>v2;
        int cnt=0;
        int sum=0;
        for(int j=0;j<m;j++){
            if(1&(i>>j)){
                cnt++;
                sum+=v1[j+1];
                v2.push_back(v1[j+1]);
            }
        }
        if(cnt<k){
            v2.clear();
            continue;
        }
        int ok=0;
        for(int j=1;j<=n;j++){
            cnt=0;
            for(int l=v2.size()-1;l>=0;l--){
                if(v2[l]==0){
                    ok=1;
                    break;
                }
                v2[l]--;
                cnt++;
                if(cnt==k){
                    break;
                }
            }
            if(cnt!=k){
                ok=1;
            }
            if(ok==1){
                break;
            }
            sort(v2.begin(),v2.end());
        }
        int sum1=0;
        for(int j=1;j<=n;j++){
            sum1+=v[j]-k;
        }
        sum-=sum1+(k*n);
        if(sum>=0){
            ans=min(ans,sum);
        }
        v2.clear();
    }
    if(ans==inf){
        cout<<"Impossible";
        return 0;
    }
    cout<<ans;
}  

• Subtask 1: 9 / 9
• Subtask 2: 0 / 22
• Subtask 3: 0 / 20
• Subtask 4: 0 / 21
• Subtask 5: 0 / 28