﻿ ABC177 A - Don't be late - Atcoder

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Score : $100$ points

### Problem Statement

Takahashi is meeting up with Aoki.

They have planned to meet at a place that is $D$ meters away from Takahashi's house in $T$ minutes from now.

Takahashi will leave his house now and go straight to the place at a speed of $S$ meters per minute.

Will he arrive in time?

### Constraints

• $1 \leq D \leq 10000$
• $1 \leq T \leq 10000$
• $1 \leq S \leq 10000$
• All values in input are integers.

### Input

Input is given from Standard Input in the following format:

$D$ $T$ $S$


### Output

If Takahashi will reach the place in time, print Yes; otherwise, print No.

### Sample Input 1

1000 15 80


### Sample Output 1

Yes


It takes $12.5$ minutes to go $1000$ meters to the place at a speed of $80$ meters per minute. They have planned to meet in $15$ minutes so he will arrive in time.

### Sample Input 2

2000 20 100


### Sample Output 2

Yes


It takes $20$ minutes to go $2000$ meters to the place at a speed of $100$ meters per minute. They have planned to meet in $20$ minutes so he will arrive just on time.

### Sample Input 3

10000 1 1


### Sample Output 3

No


He will be late.