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Submission #464798

# Submission time Handle Problem Language Result Execution time Memory
464798 2021-08-14T07:22:43 Z Khizri Kitchen (BOI19_kitchen) C++17
72 / 100
 1000 ms 5208 KB 
#include <bits/stdc++.h>
using namespace std;
//------------------------------DEFINE------------------------------
//******************************************************************
#define IOS ios_base::sync_with_stdio(false); cin.tie(0),cout.tie(0)
#define ll long long
#define pb push_back		 
#define F first																 
#define S second 															 
#define INF 1e18
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define pii pair<int,int>
#define pll pair<ll,ll>
#define OK cout<<"Ok"<<endl;
#define MOD (ll)(1e9+7)
#define endl "\n"
//******************************************************************
//----------------------------FUNCTION------------------------------
//******************************************************************
ll gcd(ll a,ll b){
	if(a>b) swap(a,b);
	if(a==0) return a+b;
	return gcd(b%a,a);
}
ll lcm(ll a,ll b){
	return a/gcd(a,b)*b;
}
bool is_prime(ll n){
	ll k=sqrt(n);
	if(n==2) return true;
	if(n<2||n%2==0||k*k==n) return false;
	for(int i=3;i<=k;i+=2){
		if(n%i==0){
			return false;
		}
	}
	return true;
}
//*****************************************************************
//--------------------------MAIN-CODE------------------------------
const int mxn=2e5+5;
int t=1,n,m,k,arr[mxn],b[mxn],sum,x;
bool q=false;
void solve(){
	cin>>m>>n>>k;
	for(int i=1;i<=m;i++){
		cin>>b[i];
		sum+=b[i];
		if(b[i]<k){
			q=true;
		}
	}
	for(int i=1;i<=n;i++){
		cin>>arr[i];
		x+=arr[i];
	}
	if(n<k||x<sum){
		q=true;
	}
	if(q){
		cout<<"Impossible"<<endl;
		return;
	}
	if(k==1){
		sort(arr+1,arr+n+1);
		map<int,bool>mp;
		mp[0]=1;
		for(int i=1;i<=n;i++){
			vector<int>vt;
			for(auto it=mp.begin();it!=mp.end();it++){
				int x=it->F;
				vt.pb(x+arr[i]);
			}
			for(int v:vt){
				mp[v]=true;
			}
		}
		int ans=1e7;
		for(auto it=mp.begin();it!=mp.end();it++){
			int x=it->F;
			if(x>=sum){
				ans=min(ans,x-sum);
			}
		}
		if(ans==1e7){
			cout<<"Impossible"<<endl;
		}
		else{
			cout<<ans<<endl;
		}
		return;
	}
	map<int,int>mp;
	mp[0]=0;
	sort(arr+1,arr+n+1);
	for(int i=1;i<=n;i++){
		//if(arr[i]>=k){
			vector<pii>vt;
			for(auto it=mp.begin();it!=mp.end();it++){
				vt.pb({it->F+arr[i],it->S+min(arr[i],m)});
			}
			for(pii v:vt){
				mp[v.F]=max(mp[v.F],v.S);
			}
		//}
	}
	int ans=1e7;
	for(auto it=mp.begin();it!=mp.end();it++){
		//cout<<it->F<<' '<<it->S<<endl;
		if(it->F>=sum&&it->S>=m*k){
			ans=min(ans,(it->F)-sum);
		}
	}
	if(ans==1e7){
		cout<<"Impossible"<<endl;
		return;
	}
	cout<<ans<<endl;
}
int main(){
	IOS;
	//cin>>t;
	while(t--){
		solve();
	}
	return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 324 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 324 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 2 ms 460 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 1780 KB Output is correct
2 Correct 223 ms 2064 KB Output is correct
3 Correct 377 ms 2980 KB Output is correct
4 Correct 804 ms 5040 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 82 ms 1364 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 332 KB Output is correct
2 Correct 2 ms 332 KB Output is correct
3 Correct 3 ms 332 KB Output is correct
4 Correct 3 ms 460 KB Output is correct
5 Correct 1 ms 204 KB Output is correct

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 324 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 2 ms 460 KB Output is correct
14 Correct 35 ms 1780 KB Output is correct
15 Correct 223 ms 2064 KB Output is correct
16 Correct 377 ms 2980 KB Output is correct
17 Correct 804 ms 5040 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 82 ms 1364 KB Output is correct
20 Correct 3 ms 332 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 3 ms 332 KB Output is correct
23 Correct 3 ms 460 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 49 ms 880 KB Output is correct
26 Correct 395 ms 3008 KB Output is correct
27 Correct 233 ms 2160 KB Output is correct
28 Correct 768 ms 3648 KB Output is correct
29 Execution timed out 1045 ms 5208 KB Time limit exceeded
30 Halted 0 ms 0 KB -