boj-tc.js

copy(
  (() => {
    const a = {}
    for (
      const el
      of document.querySelectorAll('#problem-body .sampledata[id^=sample-]')
    ) {
      const m = el.id.match(/^sample-(input|output)-([0-9]+)$/)
      if (m == null) continue
      const o = (a[m[2]] ??= {})
      o[m[1]] = el.textContent
    }
    return JSON.stringify(a, null, 2)
  })()
)