Submission #453081

#	Time	Username	Problem	Language	Result	Execution time	Memory
453081		Khizri	Job Scheduling (CEOI12_jobs)	C++17	60 / 100	158 ms	3952 KiB

jobs

#include <bits/stdc++.h>
using namespace std;
//------------------------------DEFINE------------------------------
//******************************************************************
#define IOS ios_base::sync_with_stdio(false); cin.tie(0),cout.tie(0)
#define ll long long
#define pb push_back		 
#define F first																 
#define S second 															 
#define INF 1e18
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define pii pair<int,int>
#define pll pair<ll,ll>
#define OK cout<<"Ok"<<endl;
#define MOD (ll)(1e9+7)
#define endl "\n"
//******************************************************************
//----------------------------FUNCTION------------------------------
//******************************************************************
ll gcd(ll a,ll b){
	if(a>b) swap(a,b);
	if(a==0) return a+b;
	return gcd(b%a,a);
}
ll lcm(ll a,ll b){
	return a/gcd(a,b)*b;
}
bool is_prime(ll n){
	ll k=sqrt(n);
	if(n==2) return true;
	if(n<2||n%2==0||k*k==n) return false;
	for(int i=3;i<=k;i+=2){
		if(n%i==0){
			return false;
		}
	}
	return true;
}
//*****************************************************************
//--------------------------MAIN-CODE------------------------------
const int mxn=1e6+5;
int t=1,n,d,m,arr[mxn];
bool check(int k){
	int x=1,say=0;
	for(int i=1;i<=m;i++){
		if(arr[i]>x){
			x=arr[i];
			say=1;
		}
		else{
			say++;
			if(x-arr[i]>d||x>n){
				return false;
			}
		}
		if(say>=k){
			say=0;
			x++;
		}
	}
	return true;
}
void solve(){
	cin>>n>>d>>m;
	for(int i=1;i<=m;i++){
		cin>>arr[i];
	}
	sort(arr+1,arr+m+1);
	int l=1,r=n,ans=1;
	while(l<=r){
		int mm=(l+r)/2;
		if(check(mm)){
			r=mm-1;
			ans=mm;
		}
		else{
			l=mm+1;
		}
	}
	cout<<ans<<endl;
	for(int i=1;i<=n;i++){
		cout<<0<<endl;
	}
}
int main(){
	IOS;
	//cin>>t;
	while(t--){
		solve();
	}
	return 0;
}

• Subtask 1: 60 / 100