oj.uz

Submission #938738

# Submission time Handle Problem Language Result Execution time Memory
938738 2024-03-05T13:34:34 Z vjudge1 Kitchen (BOI19_kitchen) C++17
29 / 100
 71 ms 3420 KB 
#include <bits/stdc++.h>
#define int long long
#define M 301
 
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 <= 2) {
        // 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 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 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 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 14 ms 348 KB Output is correct
10 Correct 13 ms 348 KB Output is correct
11 Correct 15 ms 348 KB Output is correct
12 Correct 16 ms 344 KB Output is correct
13 Incorrect 68 ms 416 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 52 ms 2392 KB Output is correct
2 Correct 37 ms 2136 KB Output is correct
3 Correct 40 ms 2140 KB Output is correct
4 Correct 71 ms 3420 KB Output is correct
5 Correct 70 ms 3420 KB Output is correct
6 Correct 32 ms 1628 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 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 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 14 ms 348 KB Output is correct
10 Correct 13 ms 348 KB Output is correct
11 Correct 15 ms 348 KB Output is correct
12 Correct 16 ms 344 KB Output is correct
13 Incorrect 68 ms 416 KB Output isn't correct
14 Halted 0 ms 0 KB -