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編寫一個(gè) Python 程序來(lái)計(jì)算數(shù)組中的偶數(shù)和奇數(shù),用于循環(huán)范圍。if 條件(if (evenOddArr[i] % 2 == 0))檢查數(shù)組項(xiàng)是否可被二整除。如果為真,我們將偶數(shù)數(shù)組計(jì)數(shù)加 1;否則,將奇數(shù)數(shù)組計(jì)數(shù)值加 1。
# Count Even and Odd in Array
import numpy as np
evenOddArr = np.array([10, 99, 22, 50, 77, 22, 112, 19])
print("The List of Numbers in evenOddArr Array = ", evenOddArr)
evenArrCount = 0
oddArrCount = 0
for i in range(len(evenOddArr)):
if (evenOddArr[i] % 2 == 0):
evenArrCount = evenArrCount + 1
else:
oddArrCount = oddArrCount + 1
print("The Count of Even Numbers in evenOddArr Array = ", evenArrCount)
print("The Count of Odd Numbers in evenOddArr Array = ", oddArrCount)
計(jì)算數(shù)組中偶數(shù)和奇數(shù)的 Python 程序
在這個(gè) Python 例子中,我們使用 numpy mod 和余數(shù)函數(shù)來(lái)檢查每個(gè)項(xiàng)目的余數(shù)是否等于零。
# Count Even and Odd in Array
import numpy as np
evenArr = np.array([4, 29, 88, 5, 0, 11, 17, 18, 7, 44, 9, 89])
evenArrCount = evenArrCount1 = evenArrCount2 = 0
oddArrCount = oddArrCount1 = oddArrCount2 = 0
for i in evenArr:
if (i % 2 == 0):
evenArrCount = evenArrCount + 1
else:
oddArrCount = oddArrCount + 1
print("The Count of Even Numbers in evenOddArr Array = ", evenArrCount)
print("The Count of Odd Numbers in evenOddArr Array = ", oddArrCount)
print("\n=== Using mod function===")
for i in evenArr:
if (np.mod(i, 2) == 0):
evenArrCount1 = evenArrCount1 + 1
else:
oddArrCount1 = oddArrCount1 + 1
print("The Count of Even Numbers in evenOddArr Array = ", evenArrCount1)
print("The Count of Odd Numbers in evenOddArr Array = ", oddArrCount1)
print("\n=== Using remainder function===")
for i in evenArr:
if (np.remainder(i, 2) == 0):
evenArrCount2 = evenArrCount2 + 1
else:
oddArrCount2 = oddArrCount2 + 1
print("The Count of Even Numbers in evenOddArr Array = ", evenArrCount2)
print("The Count of Odd Numbers in evenOddArr Array = ", oddArrCount2)Python 計(jì)算 Numpy 數(shù)組輸出中的偶數(shù)和奇數(shù)
The Count of Even Numbers in evenOddArr Array = 5
The Count of Odd Numbers in evenOddArr Array = 7
=== Using mod function===
The Count of Even Numbers in evenOddArr Array = 5
The Count of Odd Numbers in evenOddArr Array = 7
=== Using remainder function===
The Count of Even Numbers in evenOddArr Array = 5
The Count of Odd Numbers in evenOddArr Array = 7Python 程序使用 While 循環(huán)計(jì)算 Numpy 數(shù)組中的偶數(shù)和奇數(shù)。
# Count Even and Odd in Array
import numpy as np
evenOddArr = np.array([4, 15, 19, 22, 9, 18, 140])
i = 0
evenArrCount = 0
oddArrCount = 0
while (i < len(evenOddArr)):
if (np.equal(evenOddArr[i] % 2, 0)):
evenArrCount = evenArrCount + 1
else:
oddArrCount = oddArrCount + 1
i = i + 1
print("The Count of Even Numbers in evenOddArr Array = ", evenArrCount)
print("The Count of Odd Numbers in evenOddArr Array = ", oddArrCount)使用 While 循環(huán)輸出 計(jì)算 Python Numpy 數(shù)組中的偶數(shù)和奇數(shù)
The Count of Even Numbers in evenOddArr Array = 4
The Count of Odd Numbers in evenOddArr Array = 3在這個(gè) Python numpy 數(shù)組的例子中,我們創(chuàng)建了一個(gè)(counterevenoddles(evenOddArr))函數(shù),返回偶數(shù)和奇數(shù)的計(jì)數(shù)。
# Count Even and Odd in Array
import numpy as np
def CountEvenOddNumbers(evenOddArr):
evenArrCount = 0
oddArrCount = 0
for i in evenOddArr:
if (np.remainder(i, 2) == 0):
evenArrCount = evenArrCount + 1
else:
oddArrCount = oddArrCount + 1
return evenArrCount, oddArrCount
evenOddArr = np.array([11, 88, 15, 122, 140, 17, 10, 48, 35, 64])
even, odd = CountEvenOddNumbers(evenOddArr)
print("The Count of Even Numbers in evenOddArr Array = ", even)
print("The Count of Odd Numbers in evenOddArr Array = ", odd)使用函數(shù)輸出計(jì)算 Numpy 數(shù)組中的偶數(shù)和奇數(shù)
The Count of Even Numbers in evenOddArr Array = 6
The Count of Odd Numbers in evenOddArr Array = 4 網(wǎng)頁(yè)題目:Python程序:統(tǒng)計(jì)數(shù)組中偶數(shù)和奇數(shù)
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