DGAcode

// Summon some soldiers, then direct them to your base.
// Each soldier costs 20 gold.
while (hero.gold > hero.costOf("soldier")) {
    hero.summon("soldier");
}
var soldiers = hero.findFriends();
var soldierIndex = 0;
// Add a while loop to command all the soldiers.
for (var i = 0; soldierIndex < soldiers.length; i++) {
    hero.command(soldiers[i], "move", {

DGAcode

// Ogres are assaulting the Crux of the Desert!
// Defend against the waves by checking which direction the ogres are coming from.
// Store the results of comparisons as variables to make your code easy to read.
while (true) {
    var enemy = hero.findNearestEnemy();
    if (enemy) {
        // An enemy is to the left if the hero's x is greater than the enemy's.
        var isLeft = hero.pos.x > enemy.pos.x;
        // An enemy is above if the enemy's y is greater than the hero's.
        var isAbove = hero.pos.y < enemy.pos.y;