CODE vs ZOMBIE

gistfile1.txt

/**
 * Save humans, destroy zombies!
 **/
 
const ZOMBIE_RANGE = 400;
const ME_RANGE = 2000;
const ZOMBIE_SPEED = 400;
const ME_SPEED = 1000;

function toString(a) {
  return `(${a.id}: ${a.x},${a.y})`;
}
function toCoords(a) {
    return `${a.x} ${a.y}`;
}

function isShorter(pos, d1, d2) {
    return getScore(pos, d1) < getScore(pos, d2);
}

function getScore(d1, d2) {
    d1 = Object.assign({}, d1);
    d2 = Object.assign({}, d2);
    return Math.sqrt( (d2.x-=d1.x)*d2.x + (d2.y-=d1.y)*d2.y );
}

// game loop
while (true) {
    var inputs = readline().split(' ');
    var x = parseInt(inputs[0]);
    var y = parseInt(inputs[1]);
    
    const pos = {
        x,
        y,
    };
    
    const humans = [];
    var humanCount = parseInt(readline());
    for (var i = 0; i < humanCount; i++) {
        var inputs = readline().split(' ');
        var humanId = parseInt(inputs[0]);
        var humanX = parseInt(inputs[1]);
        var humanY = parseInt(inputs[2]);
        
        humans.push({
            id: humanId,
            x: humanX,
            y: humanY,
        });
    }
    
    const zombies = [];
    var zombieCount = parseInt(readline());
    for (var i = 0; i < zombieCount; i++) {
        var inputs = readline().split(' ');
        var zombieId = parseInt(inputs[0]);
        var zombieX = parseInt(inputs[1]);
        var zombieY = parseInt(inputs[2]);
        var zombieXNext = parseInt(inputs[3]);
        var zombieYNext = parseInt(inputs[4]);
        
        zombies.push({
           id: zombieId,
           x: zombieX,
           y: zombieY,
        });
    }
    
    let priority = {x: Infinity, y: Infinity, d2me: Infinity};
    
    humans.forEach(human => {
        if (isShorter(pos, human, priority)) {
            const d2me = getScore(pos, human);
            priority = {
                id: human.id,
                x: human.x,
                y: human.y,
                d2me,
            };
        }
    });
    
    printErr(`priority ${toString(priority)}`);
    
    
    let toKill = {x: Infinity, y: Infinity};
    zombies.forEach(zombie => {        
        const d2zombie = getScore(priority, zombie);  
        if (
            isShorter(priority, zombie, toKill) &&
            (d2zombie - ZOMBIE_RANGE) / ZOMBIE_SPEED > (priority.d2me - ME_RANGE) / ME_SPEED
        ) {
            printErr(d2zombie, priority.d2me);
            toKill = {
                x: zombie.x,
                y: zombie.y,
                id: zombie.id,
                d2priority: getScore(priority, zombie),
            };
       }
    });
    if (!toKill.id) {
        toKill = zombies[0];
    }
    
    printErr(`toKill ${toString(toKill)}`);

    

    // Write an action using print()
    // To debug: printErr('Debug messages...');
    
    print(toCoords(toKill)); // Your destination coordinates
}