A - Don't be late /

### 制約

• 1 \leq D \leq 10000
• 1 \leq T \leq 10000
• 1 \leq S \leq 10000
• 入力は全て整数

D T S

1000 15 80

Yes

2000 20 100

Yes

10000 1 1

### 出力例 3

No

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.

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.

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.

10000 1 1

No

He will be late.