Python 使用遞歸斐波那契數(shù)列
以下代碼使用遞歸的方式來(lái)生成斐波那契數(shù)列:
# Filename : test.py # author by : www.o2fo.com def recur_fibo(n): """遞歸函數(shù) 輸出斐波那契數(shù)列""" if n <= 1: return n else: return(recur_fibo(n-1) + recur_fibo(n-2)) # 獲取用戶輸入 nterms = int(input("您要輸出幾項(xiàng)? ")) # 檢查輸入的數(shù)字是否正確 if nterms <= 0: print("輸入正數(shù)") else: print("斐波那契數(shù)列:") for i in range(nterms): print(recur_fibo(i))
執(zhí)行以上代碼輸出結(jié)果為:
您要輸出幾項(xiàng)? 10 斐波那契數(shù)列: 0 1 1 2 3 5 8 13 21 34
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