## Plus Minus

Given an array of integers, calculate the ratios of its elements that are positive, negative, and zero. Print the decimal value of each fraction on a new line with 6 places after the decimal. Note: This challenge introduces precision problems. The test cases are scaled to six decimal places, though answers with absolute error of up to 10^ -4 are acceptable. Example : arr = [1,1,0, -1,-1]

View Solution →## Staircase

Staircase detail: This is a staircase of size n = 4: # ## ### #### Its base and height are both equal to n. It is drawn using # symbols and spaces. The last line is not preceded by any spaces. Write a program that prints a staircase of size n. Function Description: Complete the staircase function in the editor below. staircase has the following parameter(

View Solution →## Say "Hello, World!" With Python

Here is a sample line of code that can be executed in Python: print("Hello, World!") You can just as easily store a string as a variable and then print it to stdout: my_string = "Hello, World!" print(my_string) The above code will print Hello, World! on your screen. Try it yourself in the editor below! Input Format You do not need to read any input in this c

View Solution →## Python If-Else

Task: Given an integer, n , perform the following conditional actions: If n is odd, print Weird If n is even and in the inclusive range of 2 to 5 , print Not Weird If n is even and in the inclusive range of 6 to 20, print Weird If n is even and greater than 20, print Not Weird Input Format: A single line containing a positive integer, . Constraints: 1<=n<=100

View Solution →## Arithmetic Operators

The provided code stub reads two integers from STDIN, a and b. Add code to print three lines where: 1.The first line contains the sum of the two numbers. 2.The second line contains the difference of the two numbers (first - second). 3.The third line contains the product of the two numbers. Example: a=3 b=5 Print the following: 8 -2 15

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