Submission #954026

#	Time	Username	Problem	Language	Result	Execution time	Memory
954026		irmuun	Job Scheduling (CEOI12_jobs)	C++17	0 / 100	102 ms	10868 KiB

jobs

#include<bits/stdc++.h>

using namespace std;

#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()

int main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    ll n,d,m;
    cin>>n>>d>>m;
    ll t[m+5];
    for(ll i=1;i<=m;i++){
        cin>>t[i];
    }
    sort(t+1,t+m+1);
    ll l=1,r=m;
    while(l<r){
        ll mid=(l+r)/2;
        bool ok=true;
        ll j=1;
        bool flag=true;
        for(ll i=1;i<=n;i++){
            ll cnt=mid;
            while(j<=m){
                if(cnt==0||t[j]>i){
                    break;
                }
                if(i<=t[j]+d){
                    cnt--;
                    j++;
                }
                else{
                    flag=false;
                    break;
                }
            }
        }
        if(j==m+1&&flag){
            r=mid;
        }
        else{
            l=mid+1;
        }
    }
    cout<<l;
}

Compilation message (stderr)

jobs.cpp: In function 'int main()':
jobs.cpp:24:14: warning: unused variable 'ok' [-Wunused-variable]
   24 |         bool ok=true;
      |              ^~

• Subtask 1: 0 / 100