تحديات برمجيةالتحدي الثاني - حل التمرين الخامس بلغة C

#include <stdio.h>

void main() {
    
    float a, b;
    int option = -1;
        
    printf("Enter first number: ");
    scanf("%f", &a);
        
    printf("Enter second number: ");
    scanf("%f", &b);
        
    printf(
           "\nWrite down the operation number then press enter\n"
           "0: To end the program.\n"
           "1: To print the sum.\n"
           "2: To print the subtraction.\n"
           "3: To print the multiplication.\n"
           "4: To print the division.");
        
    while (option != 0)
    {
        printf("\n-------------------------");
        printf("\nEnter option: ");
        scanf("%d", &option);
            
        switch (option)
        {
            case 0:
                printf("Program end.");
                break;
            case 1:
                printf("%f + %f = %f", a, b, a + b);
                break;
            case 2:
                printf("%f - %f = %f", a, b, a - b);
                break;
            case 3:
                printf("%f * %f = %f", a, b, a * b);
                break;
            case 4:
                printf("%f / %f = %f", a, b, a / b);
                break;
        }
    }
        
}