src/games/prime.js
import { cons } from 'hexlet-pairs';
import playGame from '..';
import getRandomInteger from '../utils';
const rulePrime = 'Answer "yes" if given number is prime. Otherwise answer "no".';
const isPrime = (num) => {
if (num < 2) {
return false;
}
for (let i = 2; i < num / 2; i += 1) {
if (num % i === 0) {
return false;
}
}
return true;
};
const createQuestionAnswer = () => {
const question = getRandomInteger();
const correctAnswer = isPrime(question) ? 'yes' : 'no';
return cons(question, correctAnswer);
};
export default () => playGame(rulePrime, createQuestionAnswer);