Untitled

#include <stdio.h>

float calculatePaintableArea(float length, float width, float height, float doorArea, float windowArea) {
    float wallArea = 2 * (length * height + width * height);
    float paintableArea = wallArea - doorArea - windowArea;
    printf("\nCalculating paintable area:\n");
    printf("Total wall area: %.2f sq ft\n", wallArea);
    printf("Minus doors and windows: %.2f sq ft\n", doorArea + windowArea);
    printf("Net paintable area: %.2f sq ft\n", paintableArea);
    return paintableArea;
}


float calculateTotalCost(float paintableArea, float paintPricePerGallon, float laborRatePerSqFt, 
                        float *paintNeededPtr, float *paintCostPtr, float *laborCostPtr) {
    float coverage = 350.0;  
    float paintNeeded = paintableArea / coverage;
    float paintCost = paintNeeded * paintPricePerGallon;
    float laborCost = paintableArea * laborRatePerSqFt;
    float totalCost = paintCost + laborCost;

 
    *paintNeededPtr = paintNeeded;
    *paintCostPtr = paintCost;
    *laborCostPtr = laborCost;

    return totalCost;
}


void displayProjectSummary(float length, float width, float height, float doorArea, float windowArea, 
                          float paintableArea, float paintNeeded, float paintCost, float laborCost, float totalCost) {
    float roomVolume = length * width * height;
    printf("\n--- Room Painting Cost Summary ---\n");
    printf("Room dimensions (ft): %.2f x %.2f x %.2f\n", length, width, height);
    printf("Room volume: %.2f cu ft\n", roomVolume);
    printf("Paintable wall area: %.2f sq ft\n", paintableArea);
    printf("Paint needed: %.2f gallons\n", paintNeeded);
    printf("Paint cost: $%.2f\n", paintCost);
    printf("Labor cost: $%.2f\n", laborCost);
    printf("Total project cost: $%.2f\n", totalCost);
}

int main() {
    float length, width, height;
    float doorArea, windowArea;
    float paintPricePerGallon, laborRatePerSqFt;


    printf("Enter room length (feet): ");
    scanf("%f", &length);
    printf("Enter room width (feet): ");
    scanf("%f", &width);
    printf("Enter room height (feet): ");
    scanf("%f", &height);
    printf("Enter total door area to exclude (sq ft): ");
    scanf("%f", &doorArea);
    printf("Enter total window area to exclude (sq ft): ");
    scanf("%f", &windowArea);
    printf("Enter paint price per gallon ($): ");
    scanf("%f", &paintPricePerGallon);
    printf("Enter labor rate per square foot ($): ");
    scanf("%f", &laborRatePerSqFt);

    float paintableArea = calculatePaintableArea(length, width, height, doorArea, windowArea);

    float paintNeeded, paintCost, laborCost;
    float totalCost = calculateTotalCost(paintableArea, paintPricePerGallon, laborRatePerSqFt,
                                         &paintNeeded, &paintCost, &laborCost);

 

    return 0;
}