Submission #637818

#	Time	Username	Problem	Language	Result	Execution time	Memory
637818		beaconmc	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	405 ms	13848 KiB

jobs

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

typedef long long ll;
using namespace std;
using namespace __gnu_pbds;

#define FOR(i, x, y) for(ll i=(x); i<(y); i++)
#define FORNEG(i, x, y) for(ll i=x; i>y; i--)
#define ordered_set tree<ll, null_type,less_equal<ll>, rb_tree_tag,tree_order_statistics_node_update>
#define fast() ios_base::sync_with_stdio(false);cin.tie(NULL)
#define ll int

ll temp;
ll n,d,m;
ll lis[1000001];
vector<pair<ll,ll>> sus;

bool check(ll x){
	ll cur = 0;
	FOR(i,0,m){
		cur += lis[i];
		cur -= min(cur,x);
		if (cur > x*d){
			return false;
		}
	}
	return true;
}

void ans(ll x){
	vector<ll> realsus;
	queue<pair<ll,ll>> q;
	ll cur = 0;
	FOR(i,0,n){
		while (cur<m && sus[cur].first == i+1){
			q.push(sus[cur]);
			cur++;
		}

		ll sus = q.size();
		sus = min(sus,x);


		FOR(j,0,sus){
			cout << q.front().second << " ";
			q.pop();
		}
		cout << 0 << "\n";

	}
}

int main(){
	cin >> n >> d >> m;

	FOR(i,0,m){
		cin >> temp;
		lis[temp-1] += 1;

		sus.push_back(make_pair(temp,i+1));
	}
	sort(sus.begin(),sus.end());

	ll lo = 0;
	ll hi = 1000001;

	while (lo<hi){
		ll mid = (lo+hi)/2;
		if (check(mid)){
			hi = mid;
		}else{
			lo = mid+1;
		}
	}
	cout << lo << "\n";
	ans(lo);

	


	

}

• Subtask 1: 100 / 100