Submission #1005467

#	Time	Username	Problem	Language	Result	Execution time	Memory
1005467		vjudge1	Kitchen (BOI19_kitchen)	C++17	20 / 100	17 ms	1088 KiB

kitchen

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int inf = 1e18;
int n, m, k, res;
int s1, s2=0, s3=0, s4=0, s5, s6, s7, l;
int dp[100001];
int b[301];
signed main(){
    cin >> n >> m >> k;
    s7 = inf;
    for(int i = 1; i <= n; i++){
        cin >> l;
        s2 += l;
        s7 = min(s7, l);
    }
    for(int i = 1; i <= m; i++){
        cin >> b[i];
        s4 += b[i];
    }
    for(int i = 0; i <= s4; i++)
        dp[i] = -inf;
    if(s7 < k){
        cout << "Imposible";
        return 0;
    }
    dp[0] = 0;
    for(int i = 1; i <= m; i++){
        for(int j = s4 - b[i]; j >= 0; --j){
                dp[j + b[i]] = max(dp[j + b[i]], dp[j] + min(b[i], n));
        }
    }
    s3 = inf;
    for(int j = s2; j <= s4; j++){
        if(dp[j] >= n * k)
        {
            cout << j-s2 ;
            return 0;
        }
    }
    cout << "Impossible";
}

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