Advent of Code, Day 2: I Was Told There Would Be No Math

using System;
using System.Linq;

namespace ElvesWrappingPaper
{
    class Program
    {
        static void Main(string[] args)
        {
            //input file management
            int lineCounter = 0;
            string currentLine;

            int length = 0, width = 0, height = 0, totalSurfaceArea = 0, totalRibbonLength = 0;

            // Read the file and display it line by line.
            System.IO.StreamReader file = new System.IO.StreamReader("Input.txt");

            //process
            while ((currentLine = file.ReadLine()) != null)
            {
                //split values from the current line, assign them
                string[] values = currentLine.Split('x');
                length = Int32.Parse(values[0]);
                width = Int32.Parse(values[1]);
                height = Int32.Parse(values[2]);

                //find the area
                int currentBoxArea = (2 * length * width) + (2 * width * height) + (2 * height * length);

                //find the smallest side
                int[] min = { length * width, width * height, length * height };
                int currentBoxMin = min.Min();

                //find the smallest perimeter
                int[] ribbons = { 2 * length + 2 * width, 2 * width + 2 * height, 2 * height + 2 * length };
                int thisBoxRibbonPerimeter = ribbons.Min();

                //find the area
                int thisBoxRibbonArea = length * width * height;

                //Total up each box (these could be made into one line each, but I wanted to summarize each box)
                int thisBoxTotalRibbon = thisBoxRibbonPerimeter + thisBoxRibbonArea;
                totalRibbonLength += thisBoxTotalRibbon;

                int thisBoxTotal = currentBoxArea + currentBoxMin;
                totalSurfaceArea += thisBoxTotal;

                //summarize each box
                Console.WriteLine("BOX #:{0}\n--Length: {1}\n--Width: {2}\n--Height: {3}\n--Box area: {4}\n--Mininum area: {5}\n--Box Total Paper Requirement: {6}\n--Box Ribbon Length: {7}\n--Box Area: {8}\n--Box's Total Ribbon Requirement: {9}\n-----------", lineCounter+1, length, width, height, currentBoxArea, currentBoxMin, thisBoxTotal, thisBoxRibbonPerimeter, thisBoxRibbonArea, thisBoxTotalRibbon);

                lineCounter++;
            }

            //Display the total
            Console.WriteLine("Total Wrapping Paper Needed: {0}\n Total Ribbon Needed: {1}", totalSurfaceArea, totalRibbonLength);
            file.Close();

            // Suspend the screen.
            Console.ReadLine();
        }
    }
}