output_description: If Takahashi can buy the toy, print `Yes`; if he cannot, print `No`.
  
  * * *
input_description: Input is given from Standard Input in the following format:
  
      
      
      A B C
attempt: # __author__ = "tatuo"
  # __date__ = "$Mar 3, 2018 12:34:20 PM$"
  
  import math
  import re
  import sys
  
  
  def getinputdata():
  
      # 配列初期化
      array_result = []
  
      data = input()
  
      array_result.append(data.split(" "))
  
      flg = 1
  
      try:
  
          while flg:
  
              data = input()
  
              array_temp = []
  
              if data != "":
  
                  array_result.append(data.split(" "))
  
                  flg = 1
  
              else:
  
                  flg = 0
      finally:
  
          return array_result
  
  
  arr_data = getinputdata()
  
  a = int(arr_data[0][0])
  b = int(arr_data[0][1])
  c = int(arr_data[0][2])
  
  if a + b >= c:
  
      print("Yes")
  
  else:
  
      print("No")
  
problem_description: Statement
  
  An elementary school student Takahashi has come to a variety store.
  
  He has two coins, A-yen and B-yen coins (yen is the currency of Japan), and
  wants to buy a toy that costs C yen. Can he buy it?
  
  Note that he lives in Takahashi Kingdom, and may have coins that do not exist
  in Japan.
samples: [{"input": "50 100 120", "output": "Yes\n    \n\nHe has 50 + 100 = 150 yen, so he can buy the 120-yen toy.\n\n* * *"}, {"input": "500 100 1000", "output": "No\n    \n\nHe has 500 + 100 = 600 yen, but he cannot buy the 1000-yen toy.\n\n* * *"}, {"input": "19 123 143", "output": "No\n    \n\nThere are 19-yen and 123-yen coins in Takahashi Kingdom, which are rather hard\nto use.\n\n* * *"}, {"input": "19 123 142", "output": "Yes"}]