Fraction to Recurring Decimal
Explore how to implement a function that converts a fraction to its string decimal form, including recurring parts. Understand using hash maps to detect repeating decimals and handle edge cases for numerator and denominator values.
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Statement
Given the two integer values of a fraction, numerator and denominator, implement a function that returns the fraction in string format. If the fractional part repeats, enclose the repeating part in parentheses.
Constraints:
denominator-
numerator,denominator
Examples
Understand the problem
Let’s take a moment to make sure you’ve correctly understood the problem. The quiz below helps you check if you’re solving the correct problem:
Fraction to Recurring Decimal
Select the correct answer for the fraction given below:
20/4
“2”
“3”
“4”
“5”
Figure it out!
We have a game for you to play. Rearrange the logical building blocks to develop a clearer understanding of how to solve this problem.
Try it yourself
Implement your solution in the following coding playground.
#include <iostream>#include <string>string FractionToDecimal(int numerator, int denominator){// Replace this placeholder return statement with your codereturn "";}