Anatoliy has apples and pears, while Borys has apples and pears. They want to distribute these fruits to children. Each child desires apples and pears. Determine if Anatoliy and Borys can distribute the apples and pears so that each child receives the desired amount.
The first line contains seven integers: , , , , , , (1 \leq a, b, c, d, n, x, y \leq 100).
Print Yes if Anatoliy and Borys can fulfill the children's requests, or No if they cannot.
You may print the answer in any case.
Example 1
Example 2