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67 lines
1.4 KiB
67 lines
1.4 KiB
#include <stdio.h>
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#include "temperatur.h"
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float CzuF(float tempC){
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return (tempC * 9/5) + 32;
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}
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float CzuK(float tempC){
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return tempC + 273.15;
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}
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float FzuC(float tempF){
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return (tempF - 32) * 5/9;
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}
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float FzuK(float tempF){
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return (tempF - 32) * 5/9 + 273.15;
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}
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float KzuC(float tempK){
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float tmp = tempK - 273.15;
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//Variable auf 2 Nachkommastellen begrenzen
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return ((int)(tmp * 100 + 0.5) / 100.0);
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}
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float KzuF(float tempK){
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float tmp = (tempK - 273.15) * 9/5 + 32;
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//Variable auf 2 Nachkommastellen begrenzen
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return ((int)(tmp * 100 + .5) / 100.0);
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}
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int run_TemperaturRechner(){
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float var1, var2;
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int var3;
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printf("\nTemperaturkonverter (Celsius, Fahrenheit, Kelvin)\nAchten Sie darauf, Kommazahlen mit einem Punkt anzugeben!\n\n");
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printf("Waehlen Sie: \n<1> Celsius zu Fahrenheit\n<2> Celsius zu Kelvin\n<3> Fahrenheit zu Celsius\n<4> Fahrenheit zu Kelvin\n<5> Kelvin zu Celsius\n<6> Kelvin zu Fahrenheit\n");
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scanf("%d", &var3);
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printf("\nGeben Sie die Temperatur ein: ");
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scanf("%f", &var1);
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switch(var3){
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case 1:
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var2 = CzuF(var1);
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break;
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case 2:
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var2 = CzuK(var1);
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break;
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case 3:
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var2 = FzuC(var1);
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break;
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case 4:
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var2 = FzuK(var1);
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break;
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case 5:
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var2 = KzuC(var1);
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break;
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case 6:
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var2 = KzuF(var1);
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break;
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}
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printf("\nErgebnis: %.2f\n", var2);
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return 0;
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}
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