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+# iss-8216651862d3
+
+Forge 이슈 작업 브랜치 `forge/iss-8216651862d3`.
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+# Utility Functions Requirements
+
+## Overview
+This document outlines the requirements for the utility functions to be implemented in the project.
+
+## Function 1: `calculate_sum`
+### Description
+Calculates the sum of two numbers.
+### Input Parameters
+- `num1` (float): The first number.
+- `num2` (float): The second number.
+### Expected Output
+- (float): The sum of `num1` and `num2`.
+
+## Function 2: `is_even`
+### Description
+Determines if a given number is even.
+### Input Parameters
+- `number` (int): The number to check.
+### Expected Output
+- (bool): Returns `true` if the number is even, `false` otherwise.
+
+## Function 3: `string_to_upper`
+### Description
+Converts a given string to uppercase.
+### Input Parameters
+- `input_string` (str): The string to convert.
+### Expected Output
+- (str): The uppercase version of `input_string`.
+
+## Function 4: `get_unique_elements`
+### Description
+Returns a list of unique elements from the input list.
+### Input Parameters
+- `input_list` (list): The list from which to extract unique elements.
+### Expected Output
+- (list): A list containing unique elements from `input_list`.
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