public string CheckWeights()
{
for (int x = 0; x < COLUMNS; x++)
{
int weightSoFar = 0;
string previousItemInitials = "";
for (int y = 0; y < ROWS; y++)
{
if (IsPositionValid(y, x))
{
BackpackItem item = this.items[y, x];
if (weightSoFar == 0)
{
weightSoFar = item.weight;
previousItemInitials = item.initials;
}
else
{
if (item.initials != previousItemInitials)
{
if (weightSoFar > item.weight)
{
return($"{item.name} ({item.initials}) was squashed!");
}
weightSoFar += item.weight;
previousItemInitials = item.initials;
}
}
}
}
}
return("Backpack is ok!");
}
public void AddItemAtPosition(BackpackItem itemToAdd, int y, int x)
{
if (IsPositionValid(y, x))
{
this.items[y, x] = itemToAdd;
}
int n = 1;
while (n < itemToAdd.verticalSize)
{
if (IsPositionValid(y - n, x))
{
this.items[y - n, x] = itemToAdd;
}
n++;
}
}
public void PrintContent()
{
for (int y = 0; y < ROWS; y++)
{
for (int x = 0; x < COLUMNS; x++)
{
if (IsPositionValid(y, x))
{
BackpackItem item = this.items[y, x];
// Console.Write(item.initials);
Console.Write(item.initials.PadRight(2));
}
else
{
Console.Write("".PadRight(2));
}
}
Console.WriteLine();
}
}
static void Main(string[] args)
{
// - [C] Cuerda: 1Kg
// - [A] Botella de agua: 1.1Kg
// - [M] Manzana: 250g
// - [P] Pan: 70g
// - [B] Brújula: 300g -> 350g (*)
// - [PB] Papel de baño: 320g
// - [PL] Plátano: 80g
Backpack backpack = new Backpack();
BackpackItem rope = new BackpackItem("C", "Rope", 1000);
rope.SetVerticalSize(2);
BackpackItem waterBottle = new BackpackItem("A", "Water bottle", 1100);
waterBottle.SetVerticalSize(2);
BackpackItem apple = new BackpackItem("M", "Apple", 250);
BackpackItem bread = new BackpackItem("P", "Bread", 70);
BackpackItem compass = new BackpackItem("B", "Compass", 350);
BackpackItem toiletPaper = new BackpackItem("PB", "Toilet paper", 320);
BackpackItem banana = new BackpackItem("PL", "Banana", 80);
banana.SetVerticalSize(2);
backpack.AddItemAtPosition(rope, 2, 0);
backpack.AddItemAtPosition(bread, 0, 1);
backpack.AddItemAtPosition(apple, 1, 1);
backpack.AddItemAtPosition(compass, 2, 1);
backpack.AddItemAtPosition(banana, 1, 2);
backpack.AddItemAtPosition(toiletPaper, 2, 2);
backpack.AddItemAtPosition(waterBottle, 2, 3);
Console.WriteLine(backpack.CheckWeights());
backpack.PrintContent();
}