Submission #825460

# Submission time Handle Problem Language Result Execution time Memory
825460 2023-08-14T20:53:35 Z Nelt Job Scheduling (CEOI12_jobs) C++17
55 / 100
160 ms 19440 KB
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx,avx2,fma")

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

/* DEFINES */
#define S second
#define F first
#define ll long long
#define ull unsigned long long
#define ld long double
#define npos ULLONG_MAX
#define INF LLONG_MAX
#define vv(a) vector<a>
#define pp(a, b) pair<a, b>
#define pq(a) priority_queue<a>
#define qq(a) queue<a>
#define ss(a) set<a>
#define mm(a, b) map<a, b>
#define ump(a, b) unordered_map<a, b>
#define ANDROID                   \
    ios_base::sync_with_stdio(0); \
    cin.tie(0);                   \
    cout.tie(0);
#define elif else if
#define endl "\n"
#define allc(a) begin(a), end(a)
#define all(a) a, a + sizeof(a) / sizeof(a[0])
#define pb push_back
#define logi(a) __lg(a)
#define sqrt(a) sqrtl(a)
#define mpr make_pair
#define ins insert
using namespace std;
using namespace __gnu_pbds;
using namespace __cxx11;
typedef char chr;
typedef basic_string<chr> str;
template <typename T, typename key = less<T>>
using ordered_set = tree<T, null_type, key, rb_tree_tag, tree_order_statistics_node_update>;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

void solve()
{
    ll n, d, m;
    cin >> n >> d >> m;
    ll cnt[n], a[n];
    vv(ll) v[n];
    memset(cnt, 0, sizeof(cnt));
    for (ll i = 0, x; i < m; i++)
        cin >> x, x--, cnt[x]++, v[x].pb(i + 1);
    memcpy(a, cnt, sizeof(a));
    ll l = 0, r = m, ans = m;
    while (l <= r)
    {
        ll mid = (l + r) >> 1, ptr = 0;
        bool ok = true;
        memcpy(cnt, a, sizeof(a));
        for (ll i = 0; i < n; i++)
        {
            for (ll j = 0; j < mid and ptr < n; j++)
            {
                while (ptr < n and !cnt[ptr])
                    ptr++;
                if (ptr < n)
                    cnt[ptr]--;
            }
            if (i >= d and cnt[i - d])
            {
                ok = false;
                break;
            }
        }
        ok &= !accumulate(all(cnt), 0);
        if (ok)
            r = mid - 1, ans = mid;
        else
            l = mid + 1;
    }
    cout << ans << endl;
    ll ptr = 0;
    for (ll i = 0; i < n; i++)
        {
            for (ll j = 0; j < ans and ptr < n; j++)
            {
                while (ptr < n and v[ptr].empty())
                    ptr++;
                if (ptr < n)
                    cout << v[ptr].back() << " ", v[ptr].pop_back();
            }
            cout << "0\n";
        }
}
/*

*/
int main()
{
    ANDROID
    // precomp();
    ll t = 1;
    // cin >> t;
    for (ll i = 1; i <= t; i++)
        // cout << "Case #" << i << ": ",
        solve();
    cerr << "\nTime elapsed : " << clock() * 1000.0 / CLOCKS_PER_SEC << " ms\n";
}
# Verdict Execution time Memory Grader output
1 Incorrect 14 ms 2128 KB Output isn't correct
2 Incorrect 14 ms 2260 KB Output isn't correct
3 Incorrect 15 ms 2256 KB Output isn't correct
4 Incorrect 14 ms 2128 KB Output isn't correct
5 Incorrect 14 ms 2204 KB Output isn't correct
6 Incorrect 14 ms 2128 KB Output isn't correct
7 Incorrect 15 ms 2216 KB Output isn't correct
8 Incorrect 14 ms 2156 KB Output isn't correct
9 Correct 26 ms 6320 KB Output is correct
10 Correct 21 ms 6172 KB Output is correct
11 Correct 17 ms 2092 KB Output is correct
12 Correct 33 ms 3660 KB Output is correct
13 Correct 50 ms 6732 KB Output is correct
14 Correct 79 ms 8464 KB Output is correct
15 Incorrect 89 ms 9720 KB Output isn't correct
16 Correct 111 ms 12480 KB Output is correct
17 Correct 133 ms 15516 KB Output is correct
18 Correct 137 ms 15008 KB Output is correct
19 Correct 160 ms 19440 KB Output is correct
20 Correct 136 ms 15628 KB Output is correct