# Program to multiply two matrices using list comprehension # 3x3 matrix X = [[12,7,3], [4 ,5,6], [7 ,8,9]] # 3x4 matrix Y = [[5,8,1,2], [6,7,3,0], [4,5,9,1]] # result is 3x4 result = [[sum(a*b for a,b in zip(X_row,Y_col)) for Y_col in zip(*...
在python中,输出函数总是默认换行,比如说: forxinrange(0,5):print(x)#输出结果:01 2 3 4 而显然,这种输出太占“空间”,我们可以进行如下改造:参考文本第一部分对end参数的描述:end -- 用来设定以什么结尾。默认值是换行符 \n,我们可以换成其他字符。 forxinrange(0,5):print(x,end='')#输出结果:...
Write a Python program to multiply all the items in a dictionary. Sample Solution: Python Code: # Create a dictionary 'my_dict' with keys 'data1', 'data2', and 'data3', along with their respective values.my_dict={'data1':100,'data2':-54,'data3':247}# Initialize a variable 're...
import pandas as pd df = pd.DataFrame(data={"id": ['a', 'b', 'c'], "value": [1, 2, 3]}) def multiply_value(df, multiplier): df = df.copy() df["value"] = df["value"] * multiplier multiplier_list = [1, 2, "3"] for mult in multiplier_list: multiply_value(df, mu...
>>>'Alice'*'Bob'Traceback(most recent call last):File"<pyshell#32>",line1,in<module>'Alice'*'Bob'TypeError:can't multiply sequence by non-int of type 'str'>>>'Alice'*5.0Traceback(most recent call last):File"<pyshell#33>",line1,in<module>'Alice'*5.0TypeError:can't multiply seq...
To multiply two numbers in Python, you use the*operator. For instance, if you have two variablesaandbwherea = 5andb = 3, you can multiply them by writingresult = a * b. This will store the value15in the variableresult. Example ...
# Python program using TensorFlow # for multiplying two arrays # import `tensorflow` import tensorflow as tf # Initialize two constants x1 = tf.constant([1, 2, 3, 4]) x2 = tf.constant([5, 6, 7, 8]) # Multiply result = tf.multiply(x1, x2) # Initialize the Session sess = tf....
This function uses simple school # mathematics for multiplication. This function # may value of res_size and returns the new value # of res_size def multiply(x, res,res_size) : carry = 0 # Initialize carry # One by one multiply n with individual # digits of res[] i = 0 while i ...
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1. Lambda Add & Multiply Write a Python program to create a lambda function that adds 15 to a given number passed in as an argument, also create a lambda function that multiplies argument x with argument y and prints the result.