library /*isNonNullableByDefault*/;
//
// Problems in library:
//
// pkg/front_end/testcases/regress/issue_35900.dart:5:26: Error: Can't find '}' to match '${'.
// main () { int? x; print('${x' '); }
//                          ^
//
// pkg/front_end/testcases/regress/issue_35900.dart:5:25: Error: String starting with ' must end with '.
// main () { int? x; print('${x' '); }
//                         ^^^^^^^^^^^^...
//
// pkg/front_end/testcases/regress/issue_35900.dart:6:1: Error: Expected a declaration, but got ''.
//
import self as self;

static method main() → dynamic
  ;