Submission #437751

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
437751	2021-06-27T02:33:22 Z	Airy	Job Scheduling (CEOI12_jobs)	Java 11	0 / 100	207 ms	12300 KB

jobs

import java.util.*;

class jobschedule {
    public static Pair [] arr;
    public static int m;
    public static int d;
    public static int n;
    public static int [] times;
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);

        n = s.nextInt();
        d = s.nextInt();
        m = s.nextInt();

        arr = new Pair [m];

        for (int i = 0; i < m; i++) {
            arr[i] = new Pair (s.nextInt(), i + 1);
        }

        Arrays.sort(arr);

        int a = 1, b = m;
        int mid = 1;
        
        while (a < b) {
            mid = (a + b) / 2;

            if (simulate(mid)) {
                b = mid;
            }

            else {
                a = mid + 1;
            }
        }

        if (!simulate(mid)) {
            simulate(mid + 1);
            mid++;
            System.out.println(mid);
        }

        else {
            simulate(mid);
            System.out.println(mid);
        }

        int pos = 0;
        int dayf = 1;
        boolean done = false;

        for (int i = 0; i < n; i++) {
            //System.out.println(pos + mid + "h" + done);
            if (done) {
                System.out.println(0);
                continue;
            }

            if ((pos + mid) >= m) {
                done = true;
            }

            for (int j = pos; j < m; j++) {
                //System.out.println(j + " " + dayf + " " + times[j]);
                if (!(dayf == times[j])) {
                    dayf++;
                    pos = j;
                    break;
                }

                System.out.print(arr[j].index + " ");
            }

            System.out.print(0);

            System.out.println();
        }
    }

    public static boolean simulate (int x) {
        int counter = 1;
        int day = 1;

        times = new int [m];

        for (int i = 0; i < m; i++) {
            times[i] = day;

            counter++;

            if (counter > x) {
                counter = 1;
                day++;
            }
        }

        //System.out.println(Arrays.toString(times) + " " + x);

        for (int i = 0; i < m; i++) {
            if (times[i] - arr[i].sorter > d) {
                return false;
            }
        }

        return true;
    }

    private static class Pair implements Comparable<Pair> {
        int sorter;
        int index;

        public Pair(int location, int index) {
            this.sorter = location;
            this.index = index;
        }
        
        @Override
        public int compareTo(Pair o) {
            return sorter - o.sorter;
        }

        @Override
        public boolean equals (Object other) {
            Pair nother = (Pair) other;
            return nother.sorter == sorter;
        }
    }
}

Subtask #1

0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Runtime error	171 ms	12108 KB	Execution failed because the return code was nonzero
2	Runtime error	168 ms	12112 KB	Execution failed because the return code was nonzero
3	Runtime error	197 ms	11960 KB	Execution failed because the return code was nonzero
4	Runtime error	173 ms	12132 KB	Execution failed because the return code was nonzero
5	Runtime error	179 ms	11972 KB	Execution failed because the return code was nonzero
6	Runtime error	171 ms	11916 KB	Execution failed because the return code was nonzero
7	Runtime error	178 ms	11952 KB	Execution failed because the return code was nonzero
8	Runtime error	165 ms	11996 KB	Execution failed because the return code was nonzero
9	Runtime error	175 ms	11840 KB	Execution failed because the return code was nonzero
10	Runtime error	176 ms	11900 KB	Execution failed because the return code was nonzero
11	Runtime error	180 ms	12060 KB	Execution failed because the return code was nonzero
12	Runtime error	172 ms	12088 KB	Execution failed because the return code was nonzero
13	Runtime error	207 ms	11988 KB	Execution failed because the return code was nonzero
14	Runtime error	170 ms	12092 KB	Execution failed because the return code was nonzero
15	Runtime error	171 ms	12084 KB	Execution failed because the return code was nonzero
16	Runtime error	167 ms	12300 KB	Execution failed because the return code was nonzero
17	Runtime error	168 ms	12108 KB	Execution failed because the return code was nonzero
18	Runtime error	170 ms	12072 KB	Execution failed because the return code was nonzero
19	Runtime error	172 ms	12144 KB	Execution failed because the return code was nonzero
20	Runtime error	176 ms	12208 KB	Execution failed because the return code was nonzero