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.
A, B, C = list(map(int, input().split()))
if (A+B)>C:
  print('No')
else:
  print('Yes')
A, B, C = list(map(int, input().split()))
if (A+B)<C:
  print('No')
else:
  print('Yes')