Submission #682025

#	Time	Username	Problem	Language	Result	Execution time	Memory
682025		handlename	Job Scheduling (CEOI12_jobs)	C++17	0 / 100	4 ms	2644 KiB

jobs

#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define mp make_pair
#define float long double
const int MOD=1e9+7;
//const int MOD=998244353;
const int sqn=450;
const long double eps=1e-6;
int n,d,m;
vector<int> arr[100001];
void runtc(){
	cin>>n>>d>>m;
	for (int i=1;i<=m;i++){
		int x;
		cin>>x;
		arr[x].pb(i);
	}
	int mini=0,maxi=1e6;
	while (mini+1<maxi){
		int mid=(mini+maxi)/2;
		bool can=true;
		queue<int> q;
		for (int i=1;i<=n;i++){
			for (auto j:arr[i]) q.push(i+d);
			int num=mid;
			while (!q.empty() && num>0){
				q.pop();
				num--;
			}
			if (!q.empty() && q.front()<=i) can=false;
		}
		if (can) maxi=mid;
		else mini=mid;
	}
	cout<<maxi<<'\n';
	queue<int> q;
	for (int i=1;i<=n;i++){
		for (auto j:arr[i]) q.push(j);
		int num=maxi;
		while (!q.empty() && num>0){
			cout<<q.front()<<' ';
			q.pop();
			num--;
		}
		cout<<0<<'\n';
	}
}
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    //freopen("moocast.in","r",stdin);
    //freopen("moocast.out","w",stdout);
    freopen("input1.in","r",stdin);
    //freopen("output1.out","w",stdout);
    //freopen("perfectly_balanced_chapter_1_input.txt","r",stdin);
    //freopen("hackercup_output.txt","w",stdout);
    int tc;
    //cin>>tc;
    tc=1;
    for (int i=1;i<=tc;i++){
        //cout<<"Case #"<<i<<": ";
        runtc();
    }
}

Compilation message (stderr)

jobs.cpp: In function 'void runtc()':
jobs.cpp:25:14: warning: unused variable 'j' [-Wunused-variable]
   25 |    for (auto j:arr[i]) q.push(i+d);
      |              ^
jobs.cpp: In function 'int main()':
jobs.cpp:55:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   55 |     freopen("input1.in","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 100