Submission #1204933

#	Time	Username	Problem	Language	Result	Execution time	Memory
1204933		Mighilon	Job Scheduling (CEOI12_jobs)	C++20	40 / 100	313 ms	30752 KiB

jobs

#include <bits/stdc++.h>
using namespace std;
 
#ifdef DEBUG
#include "../Library/debug.h"
#else
#define dbg(x...)
#endif
 
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl; 
 
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define F0R(i, a) for (int i = 0; i < (a); ++i)
#define FORd(i, a, b) for (int i = (b) - 1; i >= (a); --i)
#define F0Rd(i, a) for (int i = (a) - 1; i >= 0; --i)
#define trav(a, x) for (auto& a : x)
#define f first 
#define s second
#define pb push_back
#define sz(x) (int)(x).size()
#define all(x) x.begin(), x.end()
 
const char nl = '\n';
const int INF = 1e9;
const int MOD = 1e9 + 7;

void solve(){
    int n,d,m;
    cin>>n>>d>>m;
    vector<vi> a(n);
    F0R(i,m){
        int x;
        cin>>x;--x;
        a[x].pb(i);
    }
    priority_queue<pi,vpi,greater<pi>> pq;
    vector<vpi> ans;
    // ans.push_back(vpi());
    F0R(i,n){
        trav(j,a[i]){
            pq.push({i,j});
        }
        while(!pq.empty()&&pq.top().f+d<i){
            vpi tmp;
            int cur=pq.top().f;
            while(!pq.empty()&&pq.top().f+d>=cur&&pq.top().f<=cur&&cur<i){
                dbg(cur)
                auto [t,id] = pq.top();
                pq.pop();
                tmp.pb({cur,id});
                cur=max(cur+1,pq.empty()?-1:pq.top().f);
            }
            dbg(i)
            dbg(tmp)
            ans.pb(tmp);
        }
        trav(j,ans){
            if(!pq.empty()){
                auto [t,id] = pq.top();
                pq.pop();
                j.pb({i,id});
            }
        }
    }
    while(!pq.empty()&&pq.top().f+d<n+1){
        vpi tmp;
        int cur=pq.top().f;
        while(!pq.empty()&&pq.top().f+d>=cur&&pq.top().f<=cur&&cur<n+1){
            auto [t,id] = pq.top();
            pq.pop();
            tmp.pb({cur,id});
            cur++;
        }
        dbg(tmp)
        ans.pb(tmp);
    }
    dbg(ans)
    vector<vi> mp(n);
    trav(i,ans){
        trav(j,i){
            mp[j.f].pb(j.s);
        }
    }
    cout<<sz(ans)<<nl;
    F0R(i,n){
        trav(j,mp[i]){
            cout<<j+1<<" ";
        }
        cout<<"0\n";
    }
}
 
int32_t main(){
    ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
    
    int TC = 1;
    // cin >> TC;
    while(TC--){
        solve();
    }
    return 0;
}

• Subtask 1: 40 / 100