Submission #596322

#	Time	Username	Problem	Language	Result	Execution time	Memory
596322		AlesL0	Kitchen (BOI19_kitchen)	C++17	0 / 100	6 ms	468 KiB

kitchen

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

int main(){
    ll n, m, k; cin >> n >> m >> k;
    vector <ll> a(n), b(n);
    ll flag = m, sum = 0; 
    for (int i = 0; i < n; i++){
        cin >> a[i];
        flag = min(flag, a[i]);
        sum += a[i];
    }
    if (flag < k){
        cout << "impossible";
        return 0;
    }
    for (int i = 0; i < m; i++)cin >> b[i];
    vector<ll> dp(9001, -10000);
    dp[0] = 0;
    for (int i = 0; i < m; i++){
        for (int j = 9000-b[i]; j >= 0; j--)dp[j+b[i]] = max(dp[j+b[i]], dp[j]+min(n, b[i]));
    }
    for (int i = sum; i <= 9000; i++){
        if (dp[i] >= n*k){
            cout << i-sum;
            return 0;
        }
    }
    cout << "impossible";
}

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