// Old way:
String season;
switch (month) {
case 12:
case 1:
case 2:
season = "Winter";
break;
case 3:
case 4:
case 5:
season = "Spring";
break;
default:
season = "Invalid";
}
// New switch expression:
String season = switch (month) {
case 12, 1, 2 -> "Winter";
case 3, 4, 5 -> "Spring";
default -> "Invalid";
};
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