comefrom: <qiyuangong>322_Coin_Change_1.py
code: def coinChange( coins, amount):
      if amount == 0:
          return 0
      if coins is None or len(coins) == 0:
          return -1
      coins.sort()
      dp = [1000000000] * (amount + 1)
      for i in range(1, amount + 1):
          for coin in coins:
              if i == coin:
                  dp[i] = 1
                  break
              elif i > coin:
                  dp[i] = min(dp[i], dp[i - coin] + 1)
      if dp[amount] == 1000000000:
          return -1
      return dp[amount]
masked: def sample_funcname ( var_0 , var_1 ) :
      if var_1 == 0 :
          return 0
      if var_0 is None or len ( var_0 ) == 0 :
          return - 1
      var_0.sort ( )
      var_8 = [ 1000000000 ] * ( var_1 + 1 )
      for var_10 in range ( 1 , var_1 + 1 ) :
          for var_11 in var_0 :
              if var_10 == var_11 :
                  var_8 [ var_10 ] = 1
                  break
              elif var_10 > var_11 :
                  var_8 [ var_10 ] = min ( var_8 [ var_10 ] , var_8 [ var_10 - var_11 ] + 1 )
      if var_8 [ var_1 ] == 1000000000 :
          return - 1
      return var_8 [ var_1 ]
  