How to enter numbers in pycharm

Methods to enter numbers in PyCharm include: 1. Direct input; 2. Use the int() or float() function to convert the string; 3. Use scientific notation; 4. Use the array( of the NumPy library ) function creates an array.

Enter numbers in PyCharm

Entering numbers in PyCharm is very simple. There are several methods:

1. Enter

directly. This is the easiest method, enter the number directly in the code editor. For example:

# 输入整数
number = 10

# 输入小数
decimal = 3.14

2. Use integer or floating point literal functions

PyCharm provides int() and float() Function that can convert strings to integers or floating point numbers. For example:

# 将字符串转换为整数
number = int("10")

# 将字符串转换为浮点数
decimal = float("3.14")

3. Use scientific notation

For very large or very small numbers, you can enter them using scientific notation. For example:

# 输入大数字
large_number = 1e10

# 输入小数字
small_number = 1e-6

4. Using the NumPy library

The NumPy library provides the array() function to create an array containing numbers. For example:

# 使用 NumPy 创建一个数组
import numpy as np
array = np.array([1, 2, 3])

Which method you choose depends on your specific needs. Direct typing and using the NumPy library are useful for quickly typing small numbers, while integer/floating point literal functions or scientific notation are useful for working with large or small numbers.

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