제출 #1085652

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1085652		vjudge1	Job Scheduling (CEOI12_jobs)	C++17	100 / 100	191 ms	31508 KiB

jobs

#include <bits/stdc++.h>

using namespace std;
long long n,d,m;
long long freq[100001];
vector<long long> v;
long long kec=1,nula=0;

bool moze(long long k)
{
    long long rabota = nula;
    for (long long i=0;i<=n;i++)
    {
        rabota += freq[i];

        long long koga_gotovo = rabota/k;
        if (rabota%k>0) koga_gotovo++;

        if (koga_gotovo>d+1) return false;

        if (rabota<k) rabota=nula;
        else rabota-=k;
    }
    if (rabota>nula) return false;
    return true;
}

long long bs(long long l,long long r)
{
    if (l==r) return l;
    long long mid = (l+r)/2;
    if (moze(mid)) return bs(l,mid);
    return bs(mid+1,r);
}

void pecati(long long k)
{
    vector<pair<long long,long long> > t;
    for (long long i=0;i<m;i++) t.push_back({v[i],i+1});

    sort(t.begin(),t.end());
    long long p=0;
    for (long long i=1;i<=n;i++)
    {
        for (long long j=0;j<k;j++)
        {
            if (p==t.size() || t[p].first>i) break;
            cout<<t[p].second<<" ";
            p++;
        }
        cout<<0<<"\n";
    }
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin>>n>>d>>m;
    for (long long i=0;i<m;i++)
    {
        long long a;
        cin>>a;
        freq[a]++;
        v.push_back(a);
    }

    long long odg = bs(kec,m);
    cout<<odg<<"\n";
    pecati(odg);
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

jobs.cpp: In function 'void pecati(long long int)':
jobs.cpp:47:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |             if (p==t.size() || t[p].first>i) break;
      |                 ~^~~~~~~~~~

• Subtask 1: 100 / 100