제출 #1199485

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1199485		Warinchai	Job Scheduling (CEOI12_jobs)	C++20	0 / 100	209 ms	22244 KiB

jobs

#include<bits/stdc++.h>
using namespace std;
int ar[100005];
vector<int>v[100005];
int n,d,m;
vector<vector<int>>ans;
bool check(int md){
    deque<pair<int,int>>dq;
    ans.clear();
    for(int i=1;i<=n;i++){
        for(int j=0;j<ar[i];j++)dq.push_back({i,v[i][j]});
        vector<int>temp;
        for(int j=0;j<md;j++){
            if(dq.empty())break;
            int x=i-dq.front().first;
            if(x>d)return false;
            temp.push_back(dq.front().second);
            dq.pop_front();
        }
        temp.push_back(0);
        ans.push_back(temp);
    }
    return true;
}
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cin>>n>>d>>m;
    for(int i=1;i<=m;i++){
        int x;cin>>x;
        ar[x]++;
        v[x].push_back(i);
    }
    int st=1,en=n,tans=n;
    while(st<=en){
        int m=(st+en)/2;
        if(check(m)){
            en=m-1;
            tans=m;
        }else{
            st=m+1;
        }
    }
    check(tans);
    cout<<tans<<"\n";
    for(auto x:ans){
        for(auto y:x)cout<<y<<" ";
        cout<<"\n";
    }
}

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