4.Flight Schedule

function FlightSchedule(input){

    let FlightsReady=[];
    let FlightsCAnceled=[];
    let selectedFligts={};

    let Status='';

    for (let i = 0; i < input.length; i++) {

        switch(i){
         case 0:

         for (const el1 of input[i]) {
            let ArrFlights3=el1.split(' ');

            let number=ArrFlights3[0];
            let Namedestination='';

for (let j = 1; j < ArrFlights3.length; j++) {

    Namedestination+=' '+ArrFlights3[j];
}

            let objDestination= {number:number, namedestination:Namedestination.trim()};
            FlightsReady.push(objDestination);

         }

         break;

         case 1:
         for (const el2 of input[i]) {
            let[number,status]=el2.split(' ');

            let existObj=FlightsReady.find(f => f.number == number);

            if(existObj){
            let indexObject= FlightsReady.indexOf(existObj);
            FlightsReady.splice(indexObject,1);
            FlightsCAnceled.push(existObj);
            }
         }
          break;

         case 2:
         let element3='';
         for (const el3 of input[i]) {
             element3=el3.trim();

         }

         if (element3=='Ready to fly') {
            Status='Ready to fly';
            for (const flight of FlightsReady) {
                selectedFligts[flight.namedestination]=flight.number;
                //console.log(flight);
            }
         }
         else if(element3 =='Cancelled'){
            Status='Cancelled';
            for (const flight of FlightsCAnceled) {
                selectedFligts[flight.namedestination]=flight.number;
                //console.log(flight);
            }
         }
         break;
        }

    }
    let SortedFlights= '';
    if( Status=='Cancelled'){
        SortedFlights= Object.entries(selectedFligts).sort((a,b)=> a[0].localeCompare(b[0]));
    }
    else{

     SortedFlights= Object.entries(selectedFligts);
    }

    for (const [key,value] of SortedFlights) {
        console.log(`{ Destination: '${key}', Status: '${Status}' }`)
    }
}