Data commit

Task/Create-a-two-dimensional-array-at-runtime/Groovy/create-a-two-dimensional-array-at-runtime-1.groovy

@@ -0,0 +1,3 @@
+def make2d = { nrows, ncols ->
+    (0..<nrows).collect { [0]*ncols }
+}

Task/Create-a-two-dimensional-array-at-runtime/Groovy/create-a-two-dimensional-array-at-runtime-2.groovy

@@ -0,0 +1,19 @@
+def r = new Random()
+
+System.in.splitEachLine(/,\s*/) { dim ->
+    def nrows = dim[0] as int
+    def ncols = dim[1] as int
+
+    def a2d = make2d(nrows, ncols)
+
+    def row = r.nextInt(nrows)
+    def col = r.nextInt(ncols)
+    def val = r.nextInt(nrows*ncols)
+
+    a2d[row][col] = val
+
+    println "a2d[${row}][${col}] == ${a2d[row][col]}"
+
+    a2d.each { println it }
+    println()
+}