Submission #655301

# Submission time Handle Problem Language Result Execution time Memory
655301 2022-11-03T19:09:16 Z quarna Job Scheduling (CEOI12_jobs) Java 11
0 / 100
76 ms 8604 KB
import java.io.*;
import java.util.*;

class jobs {
	static int n, d, m;
	static int[] jobs;
	public static void main(String[] args) throws IOException {
		BufferedReader r = new BufferedReader(new FileReader("jobs.in"));
		PrintWriter pw = new PrintWriter("jobs.out");

		StringTokenizer st = new StringTokenizer(r.readLine());
		n = Integer.parseInt(st.nextToken());
		d = Integer.parseInt(st.nextToken());
		m = Integer.parseInt(st.nextToken());
		jobs = new int[n + d];
		ArrayList<Integer>[] ids = new ArrayList[n]; 
		for (int i=0; i<n; i++){
			ids[i] = new ArrayList<Integer>();
		}
		st = new StringTokenizer(r.readLine());
		for (int i=0; i<m; i++){
			int day = Integer.parseInt(st.nextToken())-1;
			jobs[day]++;
			ids[day].add(i+1);
		}
		for (int i=1; i<n + d; i++){
			jobs[i] += jobs[i-1];
		}
		int lo = 1;
		int hi = m;
		while (lo < hi){
			int mid = (lo + hi) / 2;
			if (ok(mid)) hi = mid;
			else lo = mid + 1;
		}
		pw.println(lo);
		int total = 0;
		for (int i=0; i<n; i++){
			int count = 0;
			int ind = 0;
			while (count < lo && total < m){
				for (int j=0; j<ids[ind].size(); j++){
					if (count == lo) break;
					pw.print(ids[ind].get(j) + " ");
					count++;
					ids[ind].remove(j);
					j--;
				}
				ind++;
			}
			pw.println(0);
			total += count;
		}
		pw.close();
	}
	static boolean ok (int lim){
		int count = 0;
		int[] t = jobs.clone();
		for (int i=0; i<n + d; i++){
			int curr = Math.min(lim, Math.max(t[i], 0));
			count += curr;
			if (i < n + d - 1){
				t[i+1] -= curr;
			}
		}
		return count >= m;
	}
}

Compilation message

Note: jobs.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
# Verdict Execution time Memory Grader output
1 Runtime error 57 ms 8352 KB Execution failed because the return code was nonzero
2 Runtime error 56 ms 8124 KB Execution failed because the return code was nonzero
3 Runtime error 56 ms 8196 KB Execution failed because the return code was nonzero
4 Runtime error 63 ms 8172 KB Execution failed because the return code was nonzero
5 Runtime error 63 ms 8220 KB Execution failed because the return code was nonzero
6 Runtime error 76 ms 8328 KB Execution failed because the return code was nonzero
7 Runtime error 66 ms 8328 KB Execution failed because the return code was nonzero
8 Runtime error 55 ms 8108 KB Execution failed because the return code was nonzero
9 Runtime error 56 ms 8100 KB Execution failed because the return code was nonzero
10 Runtime error 57 ms 8052 KB Execution failed because the return code was nonzero
11 Runtime error 61 ms 8132 KB Execution failed because the return code was nonzero
12 Runtime error 69 ms 8196 KB Execution failed because the return code was nonzero
13 Runtime error 71 ms 8304 KB Execution failed because the return code was nonzero
14 Runtime error 56 ms 8232 KB Execution failed because the return code was nonzero
15 Runtime error 59 ms 8604 KB Execution failed because the return code was nonzero
16 Runtime error 60 ms 8156 KB Execution failed because the return code was nonzero
17 Runtime error 60 ms 8312 KB Execution failed because the return code was nonzero
18 Runtime error 71 ms 8200 KB Execution failed because the return code was nonzero
19 Runtime error 63 ms 8024 KB Execution failed because the return code was nonzero
20 Runtime error 63 ms 8320 KB Execution failed because the return code was nonzero