output_description: Print the value A \times B as an integer.
  
  * * *
input_description: Input is given from Standard Input in the following format:
  
      
      
      A B
attempt: N, S = map(int, input().split())
  A = list(map(int, input().split()))
  m = 0
  var1 = [0] * (S + 1)
  var1[0] = pow(2, N, 998244353)
  var2 = pow(2, 998244353 - 2, 998244353)
  
  
  def func1(xxx, xx):
      if xxx > xx:
          return xx
      else:
          return xxx
  
  
  for all in A:
      m = all + m
      funcvar1 = min(S, m)
      for val in reversed(range(all, funcvar1 + 1)):
          var1[val] = (var1[val] + var1[val - all] * var2) % 998244353
  print(var1[S])
  
problem_description: Statement
  
  Compute A \times B.
samples: [{"input": "2 5", "output": "10\n    \n\nWe have 2 \\times 5 = 10.\n\n* * *"}, {"input": "100 100", "output": "10000"}]