Submission #1196340

#	Time	Username	Problem	Language	Result	Execution time	Memory
1196340		dosts	Job Scheduling (CEOI12_jobs)	C++20	100 / 100	480 ms	21060 KiB

jobs

#include <bits/stdc++.h>
#pragma GCC target("lzcnt,popcnt")
#pragma GCC optimize("O3,unroll-loops")
#define int long long
#define pii pair<int,int>
#define vi vector<int>
#define ff first
#define ss second
#define all(x) x.begin(),x.end()
#define sp << " " << 
using namespace std;
const int inf = 2e18;
const int N = 2e5+1;
int n,d,m;

inline int check(const vector<pii>& v,int  mach,int construct) {
    if (construct) cout << mach << '\n';
    int ptr = 0;
    for (int i = 1;i<=n;i++) {
        for (int j = 0;j<mach && ptr < m;j++) {
            if (v[ptr].ff+d < i) return 0;
            if (v[ptr].ff > i) continue;
            if (construct) cout << v[ptr].ss << ' ';
            ptr++;
        }
        if (construct) cout << "0\n";
    }
    if (ptr<m) return 0;
    return 1;
}

void solve() {
    cin >> n >> d >> m;
    vector<pii> v;
    for (int i=1;i<=m;i++){
        int x;
        cin >> x;
        v.push_back({x,i});
    }
    sort(all(v));
    int l = 0;
    int r = (m+d-1)/d;
    while (l<=r) {
        int m = (l+r) >> 1;
        if (check(v,m,0)) r = m-1;
        else l = m+1;
    }
    check(v,l,1);
} 

signed main() {
    ios_base::sync_with_stdio(0);cin.tie(0);
    #ifdef Dodi
        freopen("in.txt","r",stdin);
        freopen("out.txt","w",stdout);
    #endif
    int t = 1;
    //cin >> t;
    while (t --> 0) solve();
} 

• Subtask 1: 100 / 100