Import math a input b input a eval a
Witryna27 lis 2024 · import math a=eval(input('输入三角形的边')) b=eval(input('输入三角形的边')) c=eval(input('输入三角形的边')) p=(a+b+c)/2 S=math.sqrt(p*(p-a)*(p-b)*(p-c)) … WitrynaOutput: Initial value of int : -2 Initial value of int : 0.8 Absolute value of int : 2 Absolute value of int : 0.8 acos value of Acosi : NaN acos value of Acosj : 1.5159376794536454.
Import math a input b input a eval a
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Witrynaimport math. a=eval(input()) b=eval(input()) y=math.radians(120) x=(-b+(a*math.sin(y))**(1/2))/(2*a) print(x) 41592360969076. 最大公约数和最小公倍数 描 … Witryna10 kwi 2015 · To test the speed of ast.literal_eval (input ()) and float (input () you can use timeit. Timing will vary based on the input given by the user. Ints and floats are valid input, while anything else would be invalid. Giving 50% ints, 40% floats and 10% random as input, float (input ()) is x12 faster.
Witrynaa,b,c=input('输入一个三位数:') s=eval(a)+eval(b)+eval(c) print('{}+{}+{}={}',format(a,b,c,s))是什么意思 时间:2024-03-14 00:29:08 浏览:8 这段代码是一个 Python 程序,它要求用户输入一个三位数,然后将这个三位数的每一位分别赋值给变量 a、b、c。 Witryna5 kwi 2024 · eval () is a function property of the global object. The argument of the eval () function is a string. It will evaluate the source string as a script body, which means both statements and expressions are allowed. It returns the completion value of the code. For expressions, it's the value the expression evaluates to.
Witryna13 kwi 2024 · y = input ("Enter equation to evaluate") and you expect y to be a quadratic, i.e.: y = "a*x**b - c*x + d" then you can get all them from: import re y1 = re.split (' [* ]',y) a = y1 [0] b = y1 [3] #as there is a null ent between the ** we skip y1 [2] and y [1] is 'x' c = y1 [5] d = y1 [8] Witryna10 kwi 2015 · To test the speed of ast.literal_eval (input ()) and float (input () you can use timeit. Timing will vary based on the input given by the user. Ints and floats are …
Witryna11 gru 2024 · To serve this purpose, we will be using the input () function of Python. For this program, we will let the user input two numbers, so let’s have the program for prompt of the two numbers. num_1 = input ('Enter your first number: ') num_2 = input ('Enter your second number: ') Output: Enter your first number: 10 Enter your second number: 5
Witryna16 mar 2024 · Method 1: Using the direct formula Using the below quadratic formula we can find the root of the quadratic equation . There are following important cases. If b*b < 4*a*c, then roots are complex (not real). For example roots of x2 + x + 1, roots are -0.5 + i1.73205 and -0.5 - i1.73205 If b*b == 4*a*c, then roots are real and both roots are … fitbit daily readiness scoreWitryna13 mar 2013 · import math a,b,c = input ("Enter the coefficients of a, b and c separated by commas: ") d = b**2-4*a*c # discriminant if d < 0: print "This equation has no real … fitbit cyber monday dealshttp://www.zizl.cn/news/show-1188.html fitbit dameshorlogecan food lower bacWitrynaIf you are using eval (input ()) in your code, it is a good idea to check which variables and methods the user can use. You can see which variables and methods are available using dir () method. from math import * print (eval ( 'dir ()' )) Run Code Output fitbit daily readinessWitrynaIf you allow users to input a value using eval (input ()), the user may issue commands to change file or even delete all the files using the command: os.system ('rm -rf *'). If you … can food intolerances changeWitryna13 lis 2024 · import math #导入math库 r=eval (input ('请输入半径:')) #输入球半径 v= (4/3)*math.pi*math.pow (r,3) #计算球体积 print ('球体积为:',v) #输出球体积 2、在IDLE的文件式运行环境下,执行程序的快捷键为: A.F1 B.F3 C.F5 D.F12 3、以下不能用于计算a的4次方的表达式是: A.a**4 B.pow (a,4) C.a*4 D.math.pow (a,4) 4、执行 … can food lion purified water