A Primitive Calculator

A Primitive Calculator

Tags: Math Basics

Credit: CodingChallenge

Difficulty: Beginner

Type: Text

Category: Practice

Time Allowed: 5 s

Description:

Implement a primitive calculator that accepts some operation code with two parameters operand1 and operand2 . This problem is designed to help you practice using and calling custom functions. The helper functions should accept two parameters and return the operation result.

Constraints:

  • The input will be a string opcode.
  • The operands will be two integers
  • The main method calculator should return an integer representing the result of the requested operation.
  • You should use the provided helper functions.

Example:

  • Input: "add", 1, 2
  • Output: 3

Test Case Input Expected Output
1 "add", 1, 2 3
2 "subtract", 1, 2 -1
3 "multiply", 1, 2 2
4 "divide", 1, 2 0.5

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