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+ const date = "Monday 2019-03-18" ;
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+ const time = "10:05:34 AM" ;
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+ const astronautCount = 7 ;
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+ const astronautStatus = "ready" ;
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+ const averageAstronautMassKg = 80.7 ;
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+ const crewMassKg = astronautCount * averageAstronautMassKg ;
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+ const fuelMassKg = 760000 ;
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+ const shuttleMassKg = 74842.31 ;
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+ const totalMassKg = crewMassKg + fuelMassKg + shuttleMassKg ;
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+ const maximumMassLimit = 850000 ;
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+ const fuelTempCelcius = - 225 ;
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+ const minimumFuelTemp = - 300 ;
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+ const maximumFuelTemp = - 150 ;
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+ const fuelLevel = 100 + "%" ;
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+ const weatherStatus = "clear" ;
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+ const preparedForLiftOff = true ;
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+
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+ // if (astronautCount <= 7 ){
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+ // console.log("astronauts");
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+ // }
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+
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+ // if (astronautStatus === "ready"){
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+ // console.log("astronauts are ready");
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+ // }
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+
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+ // if (totalMassKg < maximumMassLimit){
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+ // console.log("get yo booty up");
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+ // }
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+
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+ // if (fuelTempCelcius >= minimumFuelTemp || fuelTempCelcius <= maximumFuelTemp){
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+ // console.log("fuel temps look good");
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+ // }
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+ // if(fuelLevel === 100 + "%"){
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+ // console.log("enough fuel for the journey!!!");
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+ // }
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+
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+ // if (weatherStatus === "clear"){
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+ // console.log("good weather hooray!")
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+ // }change
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+
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+
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+ if ( astronautCount <= 7 && astronautStatus === "ready" && totalMassKg < maximumMassLimit
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+ && fuelTempCelcius >= minimumFuelTemp || fuelTempCelcius <= maximumFuelTemp && fuelLevel === 100 + "%" &&
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+ weatherStatus === "clear" ) {
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+ console . log ( "All systems are a go! Initiating space shuttle launch sequence." )
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+ console . log ( "Date: " + date )
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+ console . log ( "Time: " + time )
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+ console . log ( "Astronaut Count: " + astronautCount )
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+ console . log ( "Crew Mass: " + crewMassKg + "kg" )
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+ console . log ( "Fuel Mass: " + fuelMassKg + "kg" )
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+ console . log ( "Shuttle Mass: " + shuttleMassKg + "kg" )
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+ console . log ( "Total Mass: " + totalMassKg + "kg" )
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+ console . log ( "Fuel Temperature: " + fuelTempCelcius + "℃" )
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+ console . log ( "Weather Status: " + weatherStatus )
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+ console . log ( "Have a safe trip astronauts!!" )
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+
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+ } else {
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+ console . log ( "Shuttle Failure RIP" )
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+ }
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