Untitled

#include <stdio.h>

// Function to calculate the area of the green field
double calculateGreenArea(double length, double width, double redDiameter) {
    double radius = redDiameter / 2;
    double greenLength = length - redDiameter;
    double greenWidth = width;

    double greenArea = greenLength * greenWidth;
    return greenArea;
}

int main() {
    double length, width, redDiameter;

    // Input length, width, and red circle diameter
    printf("Enter length of the flag: ");
    scanf("%lf", &length);

    printf("Enter width of the flag: ");
    scanf("%lf", &width);

    printf("Enter diameter of the red circle: ");
    scanf("%lf", &redDiameter);

    // Calculate green field area
    double greenArea = calculateGreenArea(length, width, redDiameter);

    // Output the result
    printf("The area of the green field on the flag is: %.2lf square units\n", greenArea);

    return 0;
}