1 files changed, 7 insertions, 2 deletions
diff --git a/app/src/main/java/space/jakob/mines/Grid.kt b/app/src/main/java/space/jakob/mines/Grid.kt
index 7ba9442..b61f5f1 100644
--- a/app/src/main/java/space/jakob/mines/Grid.kt
+++ b/app/src/main/java/space/jakob/mines/Grid.kt
@@ -10,6 +10,10 @@
 // You should have received a copy of the GNU General Public License along with
 // Mines. If not, see <https://www.gnu.org/licenses/>.
 
+package space.jakob.mines
+
+import java.util.Random
+
 data class Tile(val adjacentMines: Int = 0, val mine: Boolean = false, val masked: Boolean = true)
 
 /**
@@ -19,8 +23,9 @@ class Grid(val width: Int, val height: Int, val tiles: Array<Tile>) {
     constructor(width: Int = 8, height: Int = 8, mines: Int = 10)
     : this(width, height, Array<Tile>(width * height) { Tile() }) {
         for (i in 0 until mines) {
-            val x = (0 until width).random()
-            val y = (0 until height).random()
+            // No access to kotlin.random.Random, so we have to use java.util.Random
+            val x = Random().nextInt(width)
+            val y = Random().nextInt(height)
             placeMine(x, y)
         }
     }