add tasks starting with a number

Task/100-doors/JavaScript/100-doors-1.js

@@ -0,0 +1,11 @@
+var doors = [], n = 100, i, j;
+
+for (i = 1; i <= n; i++) {
+	for (j = i; j <= n; j += i) {
+		doors[j] = !doors[j];
+	}
+}
+
+for (i = 1 ; i <= n ; i++) {
+	if (doors[i]) console.log("Door " + i + " is open");
+}