Plus Minus | Python Programming | Problem Solving | Interview Prepration
In this video, we will be looking into an interview question called Plus Minus.
Problem statement:
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.
Example:
arr = [1,1,0,-1,-1]
There are n=5 elements, two positive, two negative and one zero. Their ratios are 2/5 = 0.40000, 2/5 = 0.40000 and 1/5 = 0.20000. Results are printed as:
0.400000
0.400000
0.200000
Function Description:
Complete the plus-minus function in the editor below.
plusMinus has the following parameter(s):
int arr[n]: an array of integers
Hackerrank Link: https://www.hackerrank.com/challenges...
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#python #programming #interview #algorithms
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