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Task/Zig-zag-matrix/Lasso/zig-zag-matrix.lasso

@@ -0,0 +1,75 @@
+var(
+     'square'  = array
+    ,'size'    = integer( 5 )// for a 5 X 5 square
+    ,'row'     = array
+    ,'x'       = integer( 1 )
+    ,'y'       = integer( 1 )
+    ,'counter' = integer( 1 )
+);
+
+// create place-holder matrix
+loop( $size );
+   $row = array;
+
+   loop( $size );
+      $row->insert( 0 );
+
+    /loop;
+
+   $square->insert( $row );
+
+/loop;
+
+while( $counter < $size * $size );
+   // check downward diagonal
+   if(
+         $x > 1
+         &&
+         $y < $square->size
+         &&
+         $square->get( $y + 1 )->get( $x - 1 ) == 0
+      );
+
+         $x -= 1;
+         $y += 1;
+
+   // check upward diagonal
+   else(
+         $x < $square->size
+         &&
+         $y > 1
+         &&
+         $square->get( $y - 1 )->get( $x + 1 ) == 0
+      );
+
+         $x += 1;
+         $y -= 1;
+
+   // check right
+   else(
+         (
+            $y == 1
+            ||
+            $y == $square->size
+         )
+         &&
+         $x < $square->size
+         &&
+         $square->get( $y )->get( $x + 1 ) == 0
+      );
+
+      $x += 1;
+
+   // down
+   else;
+      $y += 1;
+
+   /if;
+
+   $square->get( $y )->get( $x ) = loop_count;
+
+   $counter += 1;
+
+/while;
+
+$square;