AT_abc418_a [ABC418A] I'm a teapot

> Takahashi is a teapot. > Since he is a teapot, he will gladly accept tea, but will refuse any other liquid. > Determine whether you can pour a liquid named $ S $ into him. You are given a string $ S $ of length $ N $ consisting of lowercase English letters. Determine whether $ S $ is a string that ends with `tea`.

The input is given from Standard Input in the following format: > $ N $ $ S $

If $ S $ is a string that ends with `tea`, print `Yes`; otherwise, print `No`.

### Sample Explanation 1 `greentea` is a string that ends with `tea`. ### Sample Explanation 2 `coffee` is not a string that ends with `tea`. ### Constraints - $ 1 \leq N \leq 20 $ - $ N $ is an integer. - $ S $ is a string of length $ N $ consisting of lowercase English letters.