switch.ts

let day_number: number;

switch(day_number) {
  case 1:
    console.log("Saturday");
    break;
  case 2:
    console.log("Sunday");
    break;
  case 3:
    console.log("Monday");
    break;
  case 4:
    console.log("Tuesday");
    break;
  case 5:
    console.log("Wednesday");
    break;
  case 6:
    console.log("Thursday");
    break;
  case 7:
    console.log("Friday");
    break;
}