udhaya21

// Accumul.accum("abcd");    // "A-Bb-Ccc-Dddd"
// Accumul.accum("RqaEzty"); // "R-Qq-Aaa-Eeee-Zzzzz-Tttttt-Yyyyyyy"
// Accumul.accum("cwAt");    // "C-Ww-Aaa-Tttt"
public class Accumul {
  public String accum(String s) {
    StringBuilder result = new StringBuilder();
    int i = 0;
    for (char c : s.toCharArray()) {
      if (i > 0)
        result.append('-');

udhaya21

import { createRoot } from 'react-dom/client';
import * as serviceWorker from './service-worker';


const root = createRoot(document.getElementById('root'));
root.render(<h1>Hello, world</h1>);
serviceWorker.register();