Submission #927314

#	Time	Username	Problem	Language	Result	Execution time	Memory
927314		VMaksimoski008	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	126 ms	7760 KiB

jobs

#include <bits/stdc++.h>
#define all(x) x.begin(), x.end()
using namespace std;
using pii = pair<int, int>;
 
int N, D, M, i, L;
vector<int> v, cnt;
 
bool check(int mid) {
    queue<pii> q;
 
    for(i=1; i<=N; i++) {
        L = mid;
 
        if(cnt[i]) q.push({ i, cnt[i] });
 
        while(L && !q.empty()) {
            if(i - q.front().first > D) return 0;
            q.front().second--;
            if(q.front().second == 0) q.pop();
            L--;
        }
    }
 
    return 1;
}
 
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
 
    cin >> N >> D >> M;
    v.resize(M);
    cnt.resize(N+1);
    for(int &x : v) cin >> x, cnt[x]++;
    sort(all(v));
 
    int l=1, r=M, ans = 0, mid;
    while(l <= r) {
        mid = (l + r) / 2;
        if(check(mid)) ans = mid, r = mid - 1;
        else l = mid + 1;
    }
 
    cout << ans << '\n';
    for(i=1; i<=N; i++) cout << 0 << '\n';
    return 0;
}

• Subtask 1: 100 / 100