Our dear Admin has a locker in a bank.

But, he has forgot the key to open the locker.

Fortunately, he remembers some things which may help you to help him.

· Key is a four digits number (eg.1234 or 9876)

· Every digit is different

· It starts and ends with an odd number and has two even numbers in the middle.

· 19 and 519 go into it exactly.

What is the key which will open the locker?

Our dear Admin has a locker in a bank.

But, he has forgot the key to open the locker.

Fortunately, he remembers some things which may help you to help him.

· Key is a four digits number (eg.1234 or 9876)

· Every digit is different

· It starts and ends with an odd number and has two even numbers in the middle.

· 19 and 519 go into it exactly.

What is the key which will open the locker?

Our dear Admin has a locker in a bank.

But, he has forgot the key to open the locker.

Fortunately, he remembers some things which may help you to help him.

· Key is a four digits number (eg.1234 or 9876)

· Every digit is different

· It starts and ends with an odd number and has two even numbers in the middle.

· 19 and 519 go into it exactly.

What is the key which will open the locker?