Submission #898843

#	Time	Username	Problem	Language	Result	Execution time	Memory
898843		hadi7	Job Scheduling (CEOI12_jobs)	C++17	0 / 100	291 ms	13904 KiB

jobs

#include<bits/stdc++.h>
#define FAST ios::sync_with_stdio(0); cin.tie(0)
#define f first
#define s second
using namespace std ;
 
const int N = 2e6 ;
int n , k , m ;
vector <pair <int , int>> p ;
 
bool slv(int x)
{
    int u = 0 ;
    for(int i = 1 ; i <= n ; i++)
    {
        for(int j = 0 ; j < x ; j++)
        {
            while(p[u].f > i)
                i++ ;
 
            if(i > n || p[u].f < i + k)
                return 0 ;
 
            u++ ;
 
            if(u == m)
                return 1 ;
        }
    }
 
    return 0 ;
}
main()
{
    FAST ;
    cin >> n >> k >> m ;
    p.resize(m) ;
 
    for(int i = 0 ; i < m ; i++)
    {
        cin >> p[i].f ;
        p[i].s = i + 1 ;
    }
 
    sort(p.begin() , p.end()) ;
 
    int l = 0 , r = N ;
    while(l + 1 < r)
    {
        int h = l + (r - l) / 2 ;
        if(slv(h))
            r = h ;
        else
            l = h ;
    }
 
    cout << r << endl ;
 
    int u = 0 ;
    for(int i = 1 ; i <= n ; i++)
    {
        for(int j = 0 ; j < r && u < m && p[u].f <= i ; j++)
        {
            cout << p[u].s << " " ;
            u++ ;
        }
        cout << 0 << endl ;
    }
}

Compilation message (stderr)

jobs.cpp:33:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   33 | main()
      | ^~~~

• Subtask 1: 0 / 100