function Main(input) {
  var inputs = input.split(' '),
    len = inputs.length
  var N, K
  if (len > 2 || len === 0) {
    console.log('NO')
    return
  }
  for (var i = 0; i < len; i++) {
    if (/^0-9$/.test(inputs[i]) !== -1) {
      console.log('NO')
      return
    }
  }
  try {
    N = parseInt(inputs[0], 10)
    K = parseInt(inputs[1], 10)
  } catch (e) {
    console.log('NO')
    return
  }

  if (N < 1 && N > 100) {
    console.log('NO')
    return
  }
  if (K < 1 && K > 100) {
    console.log('NO')
    return
  }

  if (N > K) {
    console.log('YES')
    return
  }
  console.log('NO')
  return
}
Main(require('fs').readFileSync('/dev/stdin', 'utf8'))