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order – Checking order

Write a program that reads several pairs of numbers and prints if they are in strict increasing order. In other words, if the second number is greater than the first.

Input and Output

Input will consist of several lines each with a pair of numbers x and y where

-1 000 000 000 ≤ x, y ≤ 1 000 000 000.

For each line of input, output should contain a single line with either Yes or No indicating whether x < y.

Example input

1 3
10 9
-31337 -1337

Example output

Yes
No
Yes

Scoring

try first: add mult order1

try also: oddeven

try next: good bmi

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