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<style>
div {
  width: 5ch;
  border: 1px solid blue;
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  <div>00000 ex&shy;am&shy;ple 00000</div>
  <div>00000 ex&shy;am&shy;ple. 00000</div>
  <div>00000 (ex&shy;am&shy;ple 00000</div>
</body>