Submission #567293

#	Time	Username	Problem	Language	Result	Execution time	Memory
567293		haxorman	Kitchen (BOI19_kitchen)	C++14	0 / 100	1 ms	212 KiB

kitchen

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

const int mxN = 307;

int a[mxN], b[mxN], og_a[mxN], og_b[mxN];

int32_t main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

	int n, m, k;
	cin >> n >> m >> k;
	
	if (m < k) {
		cout << "Impossible\n";
		exit(0);
	}
	
	for (int i = 0; i < n; ++i) {
		cin >> a[i];
		og_a[i] = a[i];
	}
	
	for (int i = 0; i < m; ++i) {
		cin >> b[i];
		og_b[i] = b[i];
	}

	sort(b, b + m);
	
	int ind = 0;
	set<int> used;
	for (int i = 0; i < n; ++i) {
		for (int j = ind; j < ind + k; ++j) {
			if (j >= m) {
				cout << "Impossible\n";
				exit(0);
			}
			used.insert(j);
			b[j]--;
			a[i]--;
		}

		if (a[i] < 0) {
			cout << "Impossible\n";
			exit(0);
		}
		
		if (!b[ind]) {
			++ind;
		}

		while (a[i]) {
			used.insert(ind);
			if (a[i] >= b[ind]) {
				a[i] -= b[ind];
				++ind;
			}
			else {
				b[ind] -= a[i];
				a[i] = 0;
			}
		}
	}
	
	int sum_b = 0;
	for (auto x : used) {
		sum_b += og_b[x];
	}
	
	for (int i = 0; i < n; ++i) {
		sum_b -= og_a[i];
	}

	cout << sum_b << "\n";
}

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