oj.uz

Submission #938739

# Submission time Handle Problem Language Result Execution time Memory
938739 2024-03-05T13:35:21 Z vjudge1 Kitchen (BOI19_kitchen) C++17
29 / 100
 72 ms 3672 KB 
#include <bits/stdc++.h>
#define int long long
#define M 302
 
using namespace std;
 
int n, m, k, A = 0, B = 0, res = LLONG_MAX;
bool flag = false;
vector<int> a, b;
vector<vector<bool>> dp;
 
signed main() {
    cin >> n >> m >> k;
    a = vector<int>(n), b = vector<int>(m);
    for(int i = 0; i < n; i++) {
        cin >> a[i];
        A += a[i];
        if(a[i] < k) flag = true;
    }
    for(int i = 0; i < m; i++) {
        cin >> b[i];
        B += b[i];
    }
    if(k > 1 || m <= 15) {
        // try every subset
    vector<int> diff;
    bitset<M> bin;
    int temp, sum;
    bool check;
    for(int i = 0; i < (1 << m); i++) {
        bin = bitset<M>(i), diff = vector<int>(n, k), sum = 0, check = true;
        for(int j = 0; j < M; j++) {
            if(bin[j]) {
                sum += b[j];
                temp = b[j];
                for(int k = 0; k < n && temp; k++) {
                    if(diff[k]) {
                        diff[k]--;
                        temp--;
                    }
                }
            }
        }
        for(int j = 0; j < n; j++) {
            if(diff[j]) {
                check = false;
                break;
            }
        }
        if(check && sum >= A) res = min(res, sum - A);
    }
    if(flag || res == LLONG_MAX) cout << "Impossible\n";
    else cout << res << "\n";
    } else {
    dp = vector<vector<bool>>(m + 1, vector<bool>(B + 1, false));
    dp[0][0] = true;
    for(int i = 1; i <= m; i++) {
        for(int j = 0; j <= B; j++) {
            if(j >= b[i - 1]) dp[i][j] = dp[i - 1][j] | dp[i - 1][j - b[i - 1]];
            //cout << dp[i][j] << " ";
        }
        //cout << "\n";
    }
    //
    int res = LLONG_MAX;
    for(int i = 0; i <= m; i++) {
        for(int j = A; j <= B; j++) {
            if(dp[i][j]) res = min(res, j - A);
        }
    }
    if(res == LLONG_MAX) cout << "Impossible\n";
    else cout << res << "\n";}
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 388 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct

Subtask #2
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 388 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 16 ms 344 KB Output is correct
10 Correct 13 ms 348 KB Output is correct
11 Correct 15 ms 432 KB Output is correct
12 Correct 20 ms 432 KB Output is correct
13 Incorrect 67 ms 348 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 54 ms 2560 KB Output is correct
2 Correct 37 ms 1884 KB Output is correct
3 Correct 41 ms 2140 KB Output is correct
4 Correct 71 ms 3420 KB Output is correct
5 Correct 72 ms 3672 KB Output is correct
6 Correct 30 ms 1736 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 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 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 388 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 16 ms 344 KB Output is correct
10 Correct 13 ms 348 KB Output is correct
11 Correct 15 ms 432 KB Output is correct
12 Correct 20 ms 432 KB Output is correct
13 Incorrect 67 ms 348 KB Output isn't correct
14 Halted 0 ms 0 KB -