JSFiddle - React, Tailwind, and code Playground

by Qwerty_Wasd

JavaScript

let age = prompt('age?');
        let result;
        if (age.match(/1[1-4]$/))
            result = "лет";
        else if (age.endsWith("1"))
            result = "год";
        else if (age.match(/[2-4]$/))
            result = "года";
        else
            result = "лет";
        console.log(`${age} ${result}`);