[英]Taking integer inputs from user to compute Python function
我有下面的函數,並且我試圖對其進行修改,以便它從用戶那里接收Input參數“ n”。
def difference(xs):
min_elem = xs[0]
max_elem = xs[0]
max_diff = -1
for elem in xs[1:]:
min_elem = min(elem, min_elem)
if elem > max_elem:
max_diff = max(max_diff, elem - min_elem)
max_elem = elem
return max_diff
當前,它在數組中找到最大差異。 但是,我想要一個可以執行的功能:
difference(n, xs)
意思是,給定一個數字n(例如n = 5),如下所示:
difference(5, [1,2,3,4,5])
該函數應簡單地逐行打印出數組編號,然后輸出該函數計算出的差值。
您可以執行以下操作。 只需再添加一個函數difference_with_input
,它將從用戶那里獲取輸入,並使用輸入的內容調用已編寫的函數。
def difference(xs):
min_elem = xs[0]
max_elem = xs[0]
max_diff = -1
for elem in xs[1:]:
min_elem = min(elem, min_elem)
if elem > max_elem:
max_diff = max(max_diff, elem - min_elem)
max_elem = elem
return max_diff
def difference_with_input(n):
vals = []
for i in range(1, n+1):
vals.append(int(input("Enter value {0} : ".format(i))))
print(difference(vals))
difference_with_input(5)
輸出:
Enter value 1 : 2
Enter value 2 : 1
Enter value 3 : 3
Enter value 4 : 4
Enter value 5 : 5
4
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