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shivam bhatele
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remove the last string
March-22-2022
function func(line) {
  let reg = /(w)1+/g;
  let longest = line.match(reg).sort((a, b) => {
    a.length - b.length
  }).pop();
  console.log(line + ' : ' + longest);
}

func('ddvvrwwwrggg');
func('sdsffffse');