[英]Python - Comparing each item of a list to every other item in that list
[英]Comparing each item in list to Other item in other list Python
我被這個代碼卡住了,你能幫我嗎?
a = [1, 2, 3]
b = [4, 5, 6]
item = []
item.append(a)
item.append(b)
for i in range(len(item)):
for j in range(len(item[i])):
print('{} <= {}'.format(item[i][j], item[i+1][j]))
您可以使用zip
並行迭代列表:
for x, y in zip(a, b):
print(f'{x} <= {y}')
# 1 <= 4
# 2 <= 5
# 3 <= 6
如果您為三個列表執行此操作,它將如下所示:
for x,y,z in zip(a,b,c):
print(f"{x} <= {y} <= {z}")
輸出:
1 <= 4 <= 7
2 <= 5 <= 8
3 <= 6 <= 9
根據您的說明並假設a和b上的元素數量相等,我相信您正在尋找的方法是:
a = [1, 2, 3]
b = [4, 5, 6]
for i in range(len(a)):
print(f"{a[i]} <= {b[i]}")
但是如果你想獲得比較的結果,你可以這樣做:
a = [1, 2, 3]
b = [4, 5, 6]
for i in range(len(a)):
print(f"{a[i]} <= {b[i]} : {a[i] <=b [i]}")
希望這會幫助你! :D
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