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Submission #744063

# Submission time Handle Problem Language Result Execution time Memory
744063 2023-05-18T07:48:08 Z vjudge1 Job Scheduling (CEOI12_jobs) C++17
55 / 100
 24 ms 2024 KB 
#include<bits/stdc++.h>

using namespace std;

using ll = long long ;
using pii = pair<ll , ll> ;
using i3 = tuple<ll , ll , ll> ;

const int N = 1e5+5 ;
const int MOD = 1e9+7 ;

ll n , d , m ;
pii S[N] ;

bool solve(ll mid){
    ll day = 1 , cnt = 0 ;
    for(int i=1;i<=m;i++){
        if(day < S[i].first){
            day = S[i].first ;
            cnt = 0 ;
        }
        if(day <= S[i].first + d){ // do job i-th
            cnt++ ;
        }
        else {
            return false ;
        }
        if(cnt == mid){
            day++;
            cnt = 0 ;
        }
    }

    return day <= n ;
}

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0);

    cin >> n >> d >> m ;
    for(int i=1, x;i<=m;i++){
        cin >> x ;
        S[i] = {x , i};
    }

    sort(S+1 , S+m+1) ;

    ll l = 1 , r = 1e12 , ans = 0 ;

    while(l <= r){
        ll mid = (l+r)/2 ;

        if(solve(mid)){
            r = mid-1 ;
            ans = mid ;
        }
        else {
            l = mid+1 ;
        }
    }

    cout << ans << "\n" ;
    for(int i=1;i<=n;i++){
        cout << "0\n" ;
    }
}

Subtask #1
55.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 2004 KB Output is correct
2 Correct 14 ms 1876 KB Output is correct
3 Correct 14 ms 1780 KB Output is correct
4 Correct 13 ms 1888 KB Output is correct
5 Correct 14 ms 1888 KB Output is correct
6 Correct 13 ms 1876 KB Output is correct
7 Correct 15 ms 1876 KB Output is correct
8 Correct 21 ms 1884 KB Output is correct
9 Correct 23 ms 2016 KB Output is correct
10 Correct 24 ms 1976 KB Output is correct
11 Correct 23 ms 1876 KB Output is correct
12 Incorrect 10 ms 1812 KB Output isn't correct
13 Incorrect 7 ms 1876 KB Output isn't correct
14 Incorrect 8 ms 1876 KB Output isn't correct
15 Incorrect 6 ms 1768 KB Output isn't correct
16 Incorrect 9 ms 1800 KB Output isn't correct
17 Incorrect 9 ms 1880 KB Output isn't correct
18 Incorrect 7 ms 1876 KB Output isn't correct
19 Incorrect 8 ms 2024 KB Output isn't correct
20 Incorrect 8 ms 1876 KB Output isn't correct