#include <stdio.h>
 
#define CELSIUS_TO_FAHRENHEIT(celsius) ((9.0 / 5.0) * (celsius) + 32.0)
 
 
int main() {
    float temp_celsius, temp_fahrenheit;
 
    // Input the temperature in Celsius
    printf("Enter temperature in Celsius: ");
    scanf("%f", &temp_celsius);
 
    // Convert Celsius to Fahrenheit using the macro
    temp_fahrenheit = CELSIUS_TO_FAHRENHEIT(temp_celsius);
 
    // Output the temperature in Fahrenheit
    printf("%.2f Celsius is %.2f Fahrenheit\n", temp_celsius, temp_fahrenheit);
 
    return 0;
}
 

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