NYOJ45棋盘覆盖

原题链接

 import java.util.*;import java.math.*;public class Main {public static void main(String[] args) {Scanner sc=new Scanner(System.in);int t=sc.nextInt();while(t-->0) {int k=sc.nextInt();BigInteger a=new BigInteger("4");for(int i=1;i<k;i++)a=a.multiply(BigInteger.valueOf(4));a=a.subtract(BigInteger.valueOf(1));System.out.println(a.divide(BigInteger.valueOf(3)));}}}        

1044249hpu_yw棋盘覆盖Accepted51307java11-05 17:08:52