质数表以内怎么做
class Scene {
constructor(description) {
this.description = description;
}
display() {
document.write(`
${this.description}
`);}
}
const scene1 = new Scene("【场景:公园的长椅上】");
const scene2 = new Scene("【人物:小明和小红,手中各自拿着一本数学书】");
const scene3 = new Scene("小明:你知道什么是质数吗?");
const scene4 = new Scene("小红:当然知道!质数是大于1的整数,除了1和它本身没有其他因数。");
const scene5 = new Scene("小明:那要怎么找质数表呢?");
const scene6 = new Scene("小红:(翻开书本)我们可以用埃拉托斯特尼筛法来找出质数。");
const scene7 = new Scene("小明:埃拉托斯特尼筛法是什么?");
const scene8 = new Scene("小红:首先写下从2开始的所有自然数,然后逐步去除掉不是质数的数字。");
const scene9 = new Scene("小明:听起来很有趣!我们一起试试吧!");
const scene10 = new Scene("小红:好啊,我们从2到30的数开始。");
const scenes = [scene1, scene2, scene3, scene4, scene5, scene6, scene7, scene8, scene9, scene10];
scenes.forEach(scene => scene.display());