oj.uz

Submission #925911

# Submission time Handle Problem Language Result Execution time Memory
925911 2024-02-12T10:39:49 Z vjudge1 Kitchen (BOI19_kitchen) C++17
0 / 100
 1000 ms 600 KB 
//Bismillahir-Rahmanir-Rahim

#include <bits/stdc++.h>
//#pragma comment(linker, "/stack:200000000")
//#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
//#pragma GCC target("sse,sse2,sse3,sse4,sse4.1,sse4.2,popcnt,avx,avx2")

#define pb push_back
#define pii pair <int, int>
#define pll pair <long long, long long>
#define pld pair <long double, long double>
#define ll long long
#define ld long double
#define x first
#define y second
#define all(v) v.begin(),v.end()
#define sz(s) (int)s.size()
#define skip continue
#define bpop(x) (ll)__builtin_popcountll(x)

using namespace std;

const int N = 3e2 + 7;
const int M = 1e3 + 7;
const int maxA = 2e6 + 7;
const int inf = 1e9 + 7;
const ll INF = 2e18 + 7;
const int MOD = 1e9 + 7;
const ld eps = 1e-9;

pii dir[] = {{0, 1}, {1, 0}, {0, -1}, {-1, 0}};

//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

//#define int long long

int n, m, k, a[N], b[N], init[N];
void solve() {
    cin >> n >> m >> k;
    int total = 0;
    for (int i = 0;i < n;i++) {
        cin >> a[i];
        if (a[i] < k)cout << "Impossible", exit(0);
        total += a[i];
    }
    for (int i = 0;i < m;i++)cin >> b[i], init[i] = b[i];
    sort(a + 1, a + n + 1);
    sort(b + 1, b + m + 1);
    int ans = inf;
    for (int mask = 0;mask < (1ll << m);mask++) {
        if (bpop(mask) < k)skip;
        int pos = 0, sum = 0, used = 0;
        for (int i = 0;i < m;i++)b[i] = init[i], sum += b[i];
        vector <int> pre(n + 1, 0);
        //cout << mask << ":\n";
        for (int cook = m - 1;cook >= 0;cook--) {
            if ((mask >> cook) & 1)used += min(b[cook], n);
        }
        //cout << total << ' ' << used << '\n';
        if (sum >= total && used >= n * k)ans = min(ans, sum - total);
    }
    if (ans == inf)cout << "Impossible";
    else cout << ans;
}
signed main() {
    //srand(time(NULL));
    ios_base::sync_with_stdio(0);
    cout.tie(0);
    //freopen("tests.in", "r", stdin);
    //freopen("milkorder.out", "w", stdout);
    int test = 1;
    //cin >> test;
    for (int t = 1;t <= test;t++) {
        //cout << "Case " << t << ": ";
        solve();
    }
    return 0;
}

Compilation message

kitchen.cpp: In function 'void solve()':
kitchen.cpp:52:13: warning: unused variable 'pos' [-Wunused-variable]
   52 |         int pos = 0, sum = 0, used = 0;
      |             ^~~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1031 ms 344 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -