p03407 AtCoder Beginner Contest 091 - Two Coins
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.

Constraints

* All input values are integers.
* 1 \leq A, B \leq 500
* 1 \leq C \leq 1000

Input

Input is given from Standard Input in the following format:


A B C


Output

If Takahashi can buy the toy, print `Yes`; if he cannot, print `No`.

Examples

Input

50 100 120


Output

Yes


Input

500 100 1000


Output

No


Input

19 123 143


Output

No


Input

19 123 142


Output

Yes
```python
a,b,c = map(int,input().split())

if c > a + b:
    print('No')
else:
    print('Yes')
```