BetterProgramming

import React, {useState, useEffect} from 'react';
function Example() {
  const [count, setCount] = useState(0);

  useEffect(() => {
    document.title = `You clicked ${count} times`;
  });
}

BetterProgramming

import React, { useState } from 'react';

function Counter() {
  // Declare count variable
  const [count, setCount] = useState(0);
  return (
    <div>
      <p>You clicked {count} times</p>
      <button onClick={() => setCount(count + 1)}>
        Click me

cmonkey

end time 2020.1.25

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CubexX

def plural_days(n):
    days = ['день', 'дня', 'дней']
    
    if n % 10 == 1 and n % 100 != 11:
        p = 0
    elif 2 <= n % 10 <= 4 and (n % 100 < 10 or n % 100 >= 20):
        p = 1
    else:
        p = 2