UVa/10359 - Tiling/p10359.java

   1 /*
   2   Problema: 10359 - Tiling
   3   Aceptado por el juez de la UVa
   4   Este código muestra tanto I/O como BigInteger
   5
   6   Autor: Andrés Mejía-Posada
   7  */
   8 import java.util.*;
   9 import java.io.*;
  10 import java.math.*;
  11
  12 class Main {
  13     public static void main(String[] args) throws IOException {
  14         BigInteger dp[] = new BigInteger[301];
  15         dp[0] = BigInteger.ONE;
  16         dp[1] = BigInteger.ONE;
  17         for (int i=2; i<=300; ++i){
  18             dp[i] = dp[i-1].add(dp[i-2].add(dp[i-2]));
  19         }
  20         BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
  21         String line = reader.readLine();
  22         while (line != null && line.length() > 0){
  23             int N = Integer.valueOf(line);
  24             System.out.println(dp[N].toString());
  25             line = reader.readLine();
  26         }
  27     }
  28 }