Submission #453117

#	Time	Username	Problem	Language	Result	Execution time	Memory
453117		fuad27	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	798 ms	17556 KiB

jobs

#include <bits/stdc++.h>

using namespace std;
const int max = 1e5+50;

vector<pair<int,int>> j;
vector<int> w;
int n,d,m;
queue<int> tmp;

bool check(int md){
queue<int> q = tmp;
int cur = 1,u = 0;
while(q.size()){
	int v = q.front();
	if(v - d > cur){
		cur = v-d;
		u = 0;
	}
	q.pop();
	if(cur > v)return 0;
	u++;
	if(u == md){
		u = 0;
		cur++;
	}
}
return 1;
}

int main(){
cin >> n >> d >> m;
j.resize(m);
for(int i=0;i<m;i++){
	cin >> j[i].first;
	j[i].second = i;
}
sort(j.begin(),j.end());
for(int i=0;i<m;i++)
	tmp.push(j[i].first + d);
int md,lo=1,hi=1e5,ans=1e5;
while(lo <= hi){
	md = (lo+hi)/2;
	if(check(md)){
		hi = md-1;
		ans = md;
	}else lo = md+1;
}
cout<<ans<<endl;
int u = 0,id=0;
for(int i=0;i<n;i++){
	for(int x=0;x<ans;x++){
		if(id == m)break;
		if(j[id].first - 1 > i)break;
		cout<<j[id].second + 1<<' ';
		id++;			
	}
	cout<<0<<endl;
}
}

Compilation message (stderr)

jobs.cpp: In function 'int main()':
jobs.cpp:50:5: warning: unused variable 'u' [-Wunused-variable]
   50 | int u = 0,id=0;
      |     ^

• Subtask 1: 100 / 100