Internal array to store items and prices

[mrfatguy]

Please, implement and internal two-dimensional array that will hold IDs, names and prices of the items that can be purchased at Mercantile or obtained through panning and picking or by other means.

Suggested size is 42 x 3. Suggested array:

let items = [
    [1, 'Bread', 10],
    [2, 'Eggs', 5],
    [3, 'Beacon', 10],
    [4, 'Steak', 25],
    [5, 'Coffee', 25],
    [6, 'Chicken', 35],
    [7, 'Hash', 15],
    [5, 'Coffee', 25],
    [6, 'Chicken', 35],
    [7, 'Hash', 15],
    [8, 'Beans', 15],
    [9, 'Whiskey', 20],
    [10, 'Cheese', 10],
    [11, 'Anti-Venom', 150],
    [12, 'Skillet', 25],
    [13, 'Fish Hooks', 20],
    [14, 'Coffee Pot', 35],
    [15, 'Knife', 20],
    [16, 'Pan', 35],
    [17, 'Gloves', 10],
    [18, 'Rope', 30],
    [19, 'Lantern', 20],
    [20, 'Blanket', 30],
    [21, 'Matches', 5],
    [19, 'Lantern', 20],
    [20, 'Blanket', 30],
    [21, 'Matches', 5],
    [22, 'Pick', 65],
    [23, 'Shovel', 50],
    [24, 'Map', 10],
    [25, 'Revolver', 200],
    [26, 'Bullets', 50],
    [27, 'Long Johns', 20],
    [28, 'Empty Canteen', 15],
    [29, 'Full Canteen', 0],
    [30, 'Snake', 0],
    [31, 'Small Fish', 0],
    [32, 'Big Fish', 0],
    [33, 'Small Bag of Gold Grade 0', 0],
    [34, 'Small Bag of Gold Grade 1', 0],
    [35, 'Small Bag of Gold Grade 2', 0],
    [36, 'Small Bag of Gold Grade 3', 0],
    [37, 'Small Bag of Gold Grade 4', 0],
    [38, 'Big Bag of Gold Grade 0', 0],
    [39, 'Big Bag of Gold Grade 1', 0],
    [40, 'Big Bag of Gold Grade 2', 0],
    [41, 'Big Bag of Gold Grade 3', 0],
    [42, 'Big Bag of Gold Grade 4', 0]
];

When starting a new game price (last element) of the array should be set to the value as given in here.

Details: here.