Range

Write a program which reads three integers a, b and c, and prints "Yes" if a < b < c, otherwise "No".

Constraints

• 0 ≤ a, b, c ≤ 100

Input

Three integers a, b and c separated by a single space are given in a line.

Output

Print "Yes" or "No" in a line.

Examples

Input

1 3 8

Output

Yes

Input

3 8 1

Output

No

inputFormat

Input

Three integers a, b and c separated by a single space are given in a line.

outputFormat

Output

Print "Yes" or "No" in a line.

Examples

Input

1 3 8

Output

Yes

Input

3 8 1

Output

No

样例

1 3 8

Yes