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.