Submission #1167004

#	Time	Username	Problem	Language	Result	Execution time	Memory
1167004		sasde	Kitchen (BOI19_kitchen)	C++20	0 / 100	0 ms	328 KiB

kitchen

#include<bits/stdc++.h>
#define task "strdel"
#define ii pair<int,int>
#define iii pair<int,ii>
#define iv pair<ii,ii>
#define se second
#define fi first
#define ffi fi.fi
#define sfi se.fi
#define sse se.se
#define fse fi.se
#define lt(i, c, d) for(int i = c; i <= d; ++i)
#define fl(i, c, d) for(int i = d; i >= c; --i)
#define pb push_back
#define emb emplace_back
#define emf emplace_front
#define em emplace
using namespace std;
const int N=3e2+5,lg=20,mod=1e9+7;
int a[N],m,n,k,ans,b[N];
main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    cin >> n >> m >> k;
    multiset<int>s;
    for(int i=1;i<=n;++i){
            cin >> a[i];
            if(a[i]<k){
                cout <<"impossible";
                return 0;
            }

    }
    for(int i=1;i<=m;++i){
            cin >> b[i];
            s.insert(b[i]);
    }
    for(int i=1;i<=n;++i){
        int k1=k,u=a[i]/k,x=a[i]%k;
        if(s.size()<k){
             cout <<"impossible";return 0;
        }
        while(k1--){
            int it=*s.rbegin();
            if(it<u+(x>0)){
                      cout <<"impossible";return 0;
            }
                        s.erase(s.find(it));
            it-=u+(x>0);
            if(it>0)
            s.insert(it);
            if(x>0){
                --x;
            }
        }
        a[i]=0;

    }
    for(int i=1;i<=n;++i){
        if(a[i]>0){
        cout <<"impossible";return 0;
        }
    }
    for(int i:s)ans+=i;
    cout << ans;
}

Compilation message (stderr)

kitchen.cpp:22:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   22 | main()
      | ^~~~

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