nilstderr:
<stdin>:3:7: warning: expression implicitly coerced from 'Int?' to 'Any' print(x) ^ <stdin>:3:7: note: provide a default value to avoid this warning print(x) ^ ?? <#default value#> <stdin>:3:7: note: force-unwrap the value to avoid this warning print(x) ^ ! <stdin>:3:7: note: explicitly cast to 'Any' with 'as Any' to silence this warning print(x) ^ as Any