Solution to level 3 in Untrusted: http://alex.nisnevich.com/untrusted/

http://alex.nisnevich.com/untrusted/ · GitHub

/************************ * validationEngaged.js * ************************ * * They're really on to us now! The validateLevel function * has been activated to enforce constraints on what you can * do. In this case, you're not allowed to remove any blocks. * * They're doing all they can to keep you here. But you * can still outsmart them. */

function startLevel(map) { map.placePlayer(map.getWidth()-7, map.getHeight()-5);

for (y = 10; y <= map.getHeight() - 3; y++) { map.placeObject(3, y, 'block'); map.placeObject(map.getWidth() - 5, y, 'block'); }

for (x = 5; x <= map.getWidth() - 5; x++) { map.placeObject(x, 10, 'block'); map.placeObject(x, map.getHeight() - 3, 'block'); }

map.placeObject(7, 5, 'exit'); }

function validateLevel(map) { numBlocks = 2 * (map.getHeight()-13) + 2 * (map.getWidth()-10);

map.validateAtLeastXObjects(numBlocks, 'block'); map.validateExactlyXManyObjects(1, 'exit'); }