제출 #120379

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
120379	2019-06-24 09:47:38	zeyad49	Kocka (COCI18_kocka)	Java	70 / 70	519 ms	56368 KiB

kocka

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import java.io.*;
import java.util.*;
public class kocka {
  public static void main(String[] args) throws IOException {
    Scanner sc = new Scanner();
    PrintWriter out = new PrintWriter(System.out);
    int n = sc.nextInt();
    int[] L = new int[n];
    for (int i = 0; i < n; i++)
      L[i] = sc.nextInt();
    boolean ok = true;
    int[] first = new int[n], last = new int[n];
    Arrays.fill(first, -1);
    Arrays.fill(last, -1);
    for (int row = 0; row < n; row++) {
      int r = sc.nextInt(), l = L[row];
      if (l == -1 || r == -1) {
        ok &= l == r;
      } else {
        r = n - r - 1;
        if (l > r)
          ok = false;
        if (first[l] == -1)
          first[l] = row;
        last[l] = row;
        if (first[r] == -1)
          first[r] = row;
        last[r] = row;
 
 
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