Fixing stuff up

Monte Carlo Distribution (Rubber Band Damage)

var damageDealt = 0;
var max = 0;
var trials = 1000000;

function dealDamage(damage){
    if(Math.random() < .2){
        return damage;
    } else {
        return dealDamage(damage + 1);   
    }
}

for(var i = 0; i<trials; i++){
    var d = dealDamage(1);
    
    if(d > max){
        max = d;
    }
    
    damageDealt += d;
}

console.log(damageDealt/trials);
console.log(max);