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Submission #524454

# Submission time Handle Problem Language Result Execution time Memory
524454 2022-02-09T08:47:01 Z Jarif_Rahman Kitchen (BOI19_kitchen) C++17
20 / 100
 83 ms 98252 KB 
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, m, k; cin >> n >> m >> k;

    vector<int> A(n), B(m);
    int s1 = 0, s2 = 0;
    for(int &x: A){
        cin >> x, s1+=x;
        if(x < k){
            cout << "Impossible\n";
            exit(0);
        }
    }
    for(int &x: B) cin >> x, s2+=x;

    vector<vector<int>> dp(m, vector<int>(s2+1, -1e9));
    for(int i = 0; i < m; i++) dp[i][0] = 0;
    dp[m-1][B[m-1]] = 0;
    
    for(int i = m-2; i >= 0; i--) for(int j = s2; j >= 0; j--){
        dp[i][j] = dp[i+1][j];
        if(j-B[i] >= 0){
            dp[i][j] = max(dp[i][j], dp[i+1][j-B[i]] + min(B[i], n));
        }
    }

    for(int i = s1; i <= s2; i++){
        if(dp[0][i] >= n*k){
            cout << i-s1 << "\n";
            exit(0);
        }
    }

    cout << "Impossible\n";
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Incorrect 0 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Incorrect 0 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 68556 KB Output is correct
2 Correct 43 ms 51144 KB Output is correct
3 Correct 48 ms 56908 KB Output is correct
4 Correct 80 ms 97988 KB Output is correct
5 Correct 83 ms 98252 KB Output is correct
6 Correct 34 ms 41292 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 460 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Incorrect 0 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -