#include "calculator.h"
#include <math.h>

int main() {
    char expression[100];
    int configuration;
    double result;

        printf("Select configuration:\n");
        printf("1. Simple expressions\n");
        printf("2. Higher expressions\n");
        printf("3. Exit\n");
        printf("Enter your choice: ");
        scanf("%d", &configuration);

        if (configuration == 3) {
            printf("Exiting...\n");
            return 0;
        }

        if (configuration > 3) {
            printf("Invalid configuration: %d\n", configuration);
            return 0;
        }

        printf("Enter the equation: ");
        fgets(expression, sizeof(expression), stdin);
        scanf("%[^\n]", expression);

        result = evaluateExpression(expression, configuration);

        printf("Result: %.3f\n", result);

    return 0;
}