Python 代码实现斐波那契数列前 N 项

n = int(input())

if n == 1: print(1) elif n == 2: print('1 1') else: fib = [1, 1] for i in range(2, n): fib.append(fib[i-1] + fib[i-2]) print(' '.join(str(x) for x in fib))