规律题,斐波那契数列,数据有毒,0的时候输出换行。会爆longlong,写个大数模板或者Java搞。
import java.io.BufferedInputStream;
import java.math.BigInteger;
import java.util.Scanner; public class Main { public static void main(String[] args) {
Scanner sc = new Scanner (new BufferedInputStream(System.in)); BigInteger[] fib=new BigInteger [300];
fib[0]=BigInteger.ZERO;
fib[1]=BigInteger.ONE;
for(int i=2;i<=201;i++)
{
fib[i]=fib[i-1].add(fib[i-2]);
} while (sc.hasNext()){
int n = sc.nextInt();
if(n==0)
{
System.out.println();
}
else System.out.println(fib[n+1].toString());
}
}
}