Finally I get access to airdrop but now there is no exchange where you can buy 100 coins...

This should be priority for devs, or to postpone air drop until we get working exchange.
DeepOnion gets listed on Stocks.Exchange soon (
https://twitter.com/StocksExchangeR/status/925333115408670721)
And it's also most likely that it gets on Cryptopia soon, please be patient.