Solution to level 5 in Untrusted: http://alex.nisnevich.com/untrusted/

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

/****************** * minesweeper.js * ****************** * * So much for Asimov's Laws. They're actually trying to kill * you now. Not to be alarmist, but the floor is littered * with mines. Rushing for the exit blindly may be unwise. * I need you alive, after all. * * If only there was some way you could track the positions * of the mines... */

function getRandomInt(min, max) { return Math.floor(Math.random() * (max - min + 1)) + min; }

function startLevel(map) { for (x = 0; x < map.getWidth(); x++) { for (y = 0; y < map.getHeight(); y++) { map.setSquareColor(x, y, '#f00'); } }

map.placePlayer(map.getWidth() - 5, 5);

for (var i = 0; i < 75; i++) { var x = getRandomInt(0, map.getWidth() - 1); var y = getRandomInt(0, map.getHeight() - 1); if ((x != 2 || y != map.getHeight() - 1) && (x != map.getWidth() - 5 || y != 5)) { // don't place mine over exit or player! map.placeObject(x, y, 'mine'); map.setSquareColor(x,y, '#fff'); } }

map.placeObject(2, map.getHeight() - 1, 'exit'); }

function validateLevel(map) { map.validateAtLeastXObjects(40, 'mine'); map.validateExactlyXManyObjects(1, 'exit'); }