comefrom: <doocs>0668.Kth Smallest Number in Multiplication Table_1.py
code: def findKthNumber( m: int, n: int, k: int) -> int:
      left, right = 1, m * n
      while left < right:
          mid = (left + right) >> 1
          cnt = 0
          for i in range(1, m + 1):
              cnt += min(mid // i, n)
          if cnt >= k:
              right = mid
          else:
              left = mid + 1
      return left
masked: def sample_funcname ( var_0 : int , var_2 : int , var_3 : int ) -> int :
      var_5 , var_6 = 1 , var_0 * var_2
      while var_5 < var_6 :
          var_7 = ( var_5 + var_6 ) >> 1
          var_9 = 0
          for var_11 in range ( 1 , var_0 + 1 ) :
              var_9 += min ( var_7 // var_11 , var_2 )
          if var_9 >= var_3 :
              var_6 = var_7
          else :
              var_5 = var_7 + 1
      return var_5
  