class Operators1 {
  operator >>> () => true;
}
class Operators2 {
  operator >>> (a, b) => true;
}
class Operators3 {
  operator >>> ([a]) => true;
}
class Operators4 {
  operator >>> ({a}) => true;
}
class Operators5 {
  operator >>> (a, [b]) => true;
}
class Operators6 {
  operator >>> (a, {b}) => true;
}
class Operators7 {
  operator >>> <T>(a) => true;
}
main() {}