Score : 200 points

Problem Statement

There are N people numbered 1 to N. Each person wears a red hat or a blue hat.

You are given a string s representing the colors of the people. Person i wears a red hat if s_i is R, and a blue hat if s_i is B.

Determine if there are more people wearing a red hat than people wearing a blue hat.

Constraints

  • 1 \leq N \leq 100
  • |s| = N
  • s_i is R or B.

Input

Input is given from Standard Input in the following format:

N
s

Output

If there are more people wearing a red hat than there are people wearing a blue hat, print Yes; otherwise, print No.


Sample Input 1

4
RRBR

Sample Output 1

Yes
  • There are three people wearing a red hat, and one person wearing a blue hat.
  • Since there are more people wearing a red hat than people wearing a blue hat, the answer is Yes.

Sample Input 2

4
BRBR

Sample Output 2

No
  • There are two people wearing a red hat, and two people wearing a blue hat.
  • Since there are as many people wearing a red hat as people wearing a blue hat, the answer is No.