32 lines
1.0 KiB
Java
32 lines
1.0 KiB
Java
public class TemperatureConversion {
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public static void main(String args[]) {
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if (args.length == 1) {
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try {
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double kelvin = Double.parseDouble(args[0]);
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if (kelvin >= 0) {
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System.out.printf("K %2.2f\n", kelvin);
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System.out.printf("C %2.2f\n", kelvinToCelsius(kelvin));
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System.out.printf("F %2.2f\n", kelvinToFahrenheit(kelvin));
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System.out.printf("R %2.2f\n", kelvinToRankine(kelvin));
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} else {
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System.out.printf("%2.2f K is below absolute zero", kelvin);
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}
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} catch (NumberFormatException e) {
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System.out.println(e);
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}
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}
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}
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public static double kelvinToCelsius(double k) {
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return k - 273.15;
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}
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public static double kelvinToFahrenheit(double k) {
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return k * 1.8 - 459.67;
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}
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public static double kelvinToRankine(double k) {
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return k * 1.8;
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}
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}
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