solution-00-helloworld.js

await contract.info1();
// 'Try info2(), but with "hello" as a parameter.'

await contract.info2("hello");
// 'The property infoNum holds the number of the next info method to call.'

await contract.infoNum();
await contract.info42();
// 'theMethodName is the name of the next method.'

await contract.theMethodName();
// 'The method name is method7123949.'

await contract.method7123949();
// 'If you know the password, submit it to authenticate().'

await contract.password();
// 'ethernaut0'

await contract.authenticate("ethernaut0");