JS random sort test

f=n=>[...Array(n+1).keys()].sort(_=>.5-Math.random());
a=[0,0,0,0,0,0];
for(n=0;n<1e5;n++){p=f(5);for(i=0;i<6;i++)a[p[i]]+=i;}
console.log(a.map(x=>x/1e5))