oj.uz

Submission #730524

# Submission time Handle Problem Language Result Execution time Memory
730524 2023-04-26T05:00:02 Z rahulverma Exhibition (JOI19_ho_t2) Java 11
0 / 100
 132 ms 12500 KB 
import java.io.*;
import java.util.*;
 
class Main {
 
	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		int n = s.nextInt();
		int m = s.nextInt();
		int[][] arr = new int[n][2];
		Integer[] frames = new Integer[m];
		for(int i = 0; i < n; i++) {
			arr[i][0] = s.nextInt();
			arr[i][1] = s.nextInt();
		}
		for(int i = 0; i < m; i++) frames[i] = s.nextInt();
		Arrays.sort(frames, Collections.reverseOrder());
		Arrays.sort(arr, (a, b) -> a[1] - b[1]);
		int left = 0;
		int right = m;
		while(left < right) {
			int mid = left + (right - left + 1)/2;
			boolean works = false;
			int[] vals = new int[mid];
			for(int i = mid - 1; i >= 0; i--) {
				vals[mid - i - 1] = frames[i];
			}
			int p = 0;
			for(int i = 0; i < n; i++) {
				if(arr[i][0] <= vals[p]) {
					p++;
				}
				if(p == mid) {
					works = true;
					break;
				}
			}
			if(works) {
				left = mid;
			}
			else {
				right = left - 1;
			}
		}
		System.out.println(left);
	}
 
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 132 ms 12500 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# Verdict Execution time Memory Grader output
1 Runtime error 132 ms 12500 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Runtime error 132 ms 12500 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -