hdu 1715(java)
import java.io.*; import java.math.*; import java.util.*; public class Main { /** * @param args */ public static void main(String[] args) { // TODO 自动生成的方法存根 Scanner cin = new Scanner(new BufferedInputStream(System.in)); int n,num; n = cin.nextInt(); BigInteger a,b,ans; for(int i=1 ;i<=n;i++){ num = cin.nextInt(); a = BigInteger.valueOf(1); b = BigInteger.valueOf(1); ans = BigInteger.valueOf(1); for(int j=3;j<=num;j++){ ans = a.add(b); a = b; b = ans; } System.out.println(ans); } } }