Just another update

Task/Create-a-two-dimensional-array-at-runtime/Vim-Script/create-a-two-dimensional-array-at-runtime.vim

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+" Create a two-dimensional array with r rows and c columns.
+" The optional third argument specifies the initial value
+" (default is 0).
+function MakeArray(r, c, ...)
+    if a:0
+        let init = a:1
+    else
+        let init = 0
+    endif
+
+    let temp = []
+    for c in range(a:c)
+        call add(temp, init)
+    endfor
+
+    let array = []
+    for r in range(a:r)
+        call add(array, temp[:])
+    endfor
+    return array
+endfunction
+
+let rows = input("Enter number of rows: ")
+let cols = input("Enter number of columns: ")
+echo "\n"
+let array = MakeArray(rows, cols)
+let array[rows - 1][cols - 1] = rows * cols
+echo array[rows - 1][cols - 1]
+unlet array