Submission #374878

#	Time	Username	Problem	Language	Result	Execution time	Memory
374878		Aryan_Raina	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	407 ms	22572 KiB

jobs

#include <bits/stdc++.h>
using namespace std;
 
#define int long long
#define ld long double
#define ar array

const int INF = 1e15;
const int MOD = 1e9+7;

int32_t main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, d, m; cin>>n>>d>>m;
    vector<ar<int,2>> a(m);
    for (int i = 0; i < m; i++) {
        cin>>a[i][0]; a[i][1] = i+1;
    }
    sort(a.begin(), a.end());

    auto check = [&](int x) {
        // if ((m+x-1)/x >= n) return false;
        vector<int> time(x, 0);
        for (int i = 0; i < m; i++) {
            if (time[i % x] - a[i][0] > d) return false;
            time[i % x] = max(time[i % x], a[i][0]) + 1;
        }
        return true;
    };

    int lo = 0, hi = m, mid;
    while (lo + 1 < hi) {
        mid = (lo + hi)>>1;
        if (check(mid)) hi = mid;
        else lo = mid;
    }   
    cout<<hi<<"\n";
    for (int i = 0, j = 0; i < n; i++) {
        for (int k = j; j < min(k+hi,m); j++) cout<<a[j][1]<<" ";
        cout<<"0\n";
    }
}

• Subtask 1: 100 / 100