Submission #464483

#	Time	Username	Problem	Language	Result	Execution time	Memory
464483		fuad27	Kitchen (BOI19_kitchen)	C++17	0 / 100	1095 ms	204 KiB

kitchen

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#define vii vector<pair<int, int>>
#define vi vector<int>
#define vl vector<long long>
#define vll vector<pair<long long, long long>>
#define mp make_pair
#define pb push_back
#define rep(i, a, b) for(int i = a;i<=b;i++)
#define f first
#define s second
#define FIO ios_base::sync_with_stdio(0);cin.tie(0);
#define start int tt;cin>>tt;rep(testcase, 1, tt)
#define print(k) cout<<"Case #"<<testcase<<": "<<k<<"\n";
#define endl "\n"
#define DEBUG(k) cerr<<k<<"\n";
int ans = 100000000;
int n, m, k, sum = 0;
int a[310], b[310];
void f(int ind, vector<int> t, int s, int ts) {
	if(ind == m) {
		if(s >= n*k and ts >= sum) {
			ans = min(ans, ts);
		}
		return;
	}
	f(ind+1, t, s, ts);
	t.push_back(ind);
	f(ind+1,t, s+min(n, b[ind]), ts + b[ind]);
}
void solve() {
	cin >> n >> m >> k;
	rep(i, 0, n-1) {
		cin>>a[i];
		sum += a[i];
	}
	rep(i, 0, m-1)cin>>b[i];
	vector<int> tmp(0);
	f(0, tmp, 0, 0);
	if(ans == 100000000)cout<<"Impossible"<<endl;
	else cout<<ans - sum<<endl;
}
int32_t main () {
	int t = 1;
	while(t--) {
		solve();
	}
	return 0;
}

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