Initial data commit

Task/Sierpinski-triangle/JavaScript/sierpinski-triangle-2.js

@@ -0,0 +1,21 @@
+function triangle(o) {
+    var n = 1 << o,
+        line = new Array(2 * n),
+        i, j, t, u;
+    for (i = 0; i < line.length; ++i) line[i] = '&nbsp;';
+    line[n] = '*';
+    for (i = 0; i < n; ++i) {
+        document.write(line.join('') + "\n");
+        u = '*';
+        for (j = n - i; j < n + i + 1; ++j) {
+            t = (line[j - 1] == line[j + 1] ? '&nbsp;' : '*');
+            line[j - 1] = u;
+            u = t;
+        }
+        line[n + i] = t;
+        line[n + i + 1] = '*';
+    }
+}
+document.write("<pre>\n");
+triangle(6);
+document.write("</pre>");