comefrom: <doocs>0062.Unique Paths_1.py
code: def uniquePaths( m: int, n: int) -> int:
      dp = [[1] * n for _ in range(m)]
      for i in range(1, m):
          for j in range(1, n):
              dp[i][j] = dp[i - 1][j] + dp[i][j - 1]
      return dp[-1][-1]
masked: def sample_funcname ( var_0 : int , var_2 : int ) -> int :
      var_6 = [ [ 1 ] * var_2 for var_4 in range ( var_0 ) ]
      for var_7 in range ( 1 , var_0 ) :
          for var_8 in range ( 1 , var_2 ) :
              var_6 [ var_7 ] [ var_8 ] = var_6 [ var_7 - 1 ] [ var_8 ] + var_6 [ var_7 ] [ var_8 - 1 ]
      return var_6 [ - 1 ] [ - 1 ]
  