REVENG05 - Editorial

PROBLEM LINK:

Practice

Contest

Author: Akshat Jain

Tester: Ankit Kathuria

Editorialist: Akshat Jain

DIFFICULTY:

EASY-MEDIUM

PREREQUISITES:

Interest in Coding, Arrays, setprecision, Root Mean Square.

PROBLEM:

Finding the problem is the first task based on the input, output format and exe file provided. Then think the logic and code the same.

QUICK EXPLANATION:

The task in this problem is to find the root mean square of the list of values provided.

EXPLANATION:

• The first input is the number of test cases.

• Then the array is to be inputted and root mean square value is to be found.

• This can be done by first squaring all the values available, adding them and calculating the square root of the sum.

• Finally the answer is to be displayed correct upto 2 decimal places (using functions like setprecision in c++).

AUTHOR’S AND TESTER’S SOLUTIONS:

Author’s solution can be found here.

Tester’s solution can be found here.

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