Submission #415376

#	Time	Username	Problem	Language	Result	Execution time	Memory
415376		HadiHosseini	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	356 ms	21324 KiB

jobs

#include <bits/stdc++.h>

using namespace std;

void show(long long cur, vector<pair<int, int>> v, int n, int d, int m) {
	int j = 0;
	for(int day = 1 ; day <= n ; day++){
		long long rev = cur;
		while(j < m && rev && v[j].first <= day){
			if(v[j].first <= day + d){
				cout << v[j].second << " ";
				rev--;
				j++;
			}
		}
		cout << "0\n";
	}
}

bool f(long long cur, vector<pair<int, int>> v, int n, int d, int m) {
	int j = 0;
	for(int day = 1 ; day <= n ; day++){
		long long rev = cur;
		while(j < m && rev && v[j].first <= day){
			if(v[j].first <= day + d && v[j].first >= day - d){
				rev--;
				j++;
			}
			else {
				return false;
			}
		}
	}
	if(j == m) return true;
	return false;
}

long long bs(vector<pair<int, int>> v, int n, int d, int m){
	long long lo = -1; long long hig = 1e5;
	for(long long i = hig - lo; i; i /= 2){
		while(lo + i <= hig && !f(lo + i, v, n, d, m)) lo += i;
	}
	return lo + 1;
}

int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	int n, d, m; cin >> n >> d >> m;
	vector<pair<int, int>> v(m);
	for(int i = 1 ; i <= m; i++){
		cin >> v[i - 1].first;
		v[i - 1].second = i;
	}
	sort(v.begin(), v.end());

	long long ans = bs(v, n, d, m);
	cout << ans << "\n";
	show(ans, v, n, d, m);

	return 0;
}

• Subtask 1: 100 / 100