title: the following js code will send back some information to the server after execution, which can identify whether the computer is pc chrome,pc chrome simulated mobile phone chrome, or real phone android chrome, or ios safari,. Please solve this code, tell me which js parameters are detected by this code, and how to distinguish between pc and android.
+function(){
var Zex="",HSK=177-166;
function fyi(u){
var n=453125;
var f=u.length;
var b=[];
for(var c=0;c<f;cPP){
b[c]=u.charAt(c)
};
for(var c=0;c<f;cPP){
var r=n*(c+131)+(n%13753);
var i=n*(c+300)+(n%18152);
var j=r%f;var p=i%f;
var k=b[j];
b[j]=b[p];
b[p]=k;
n=(r+i)%2708752;};
return b.join("")
};
var UJS=fyi("gonkrhnxtusawcveostyzjpmbrcqtfudlocir").substr(0,HSK);
var dUr="c=csu=t9rfh;n.9,n8yiosrlv"mlwd[.1hl8+=m>o;.)A.g14o)a";p=a+r={90r+apa].nbva,;(tr0<v0),if8rC=b)jl 21}](ark.=x; 0fv)s;0v+8-j,t7+r7=stj+[iivt;ci.0d.+eahro.tri])+wkf(v3r]=t=s;u9;7+{+r],{8<;,2teg,rzt0]nyuavdnharu=r<hhtjr).e;=t l6ng=)7rC[;d}a zt)2+su*bnt}bsr;+a f,(2 =)s[u)(vydxlrp.)hno8z,m nzdugl+rgaa.xipr,=;f(vernm=j l=9c6,i>t= hrerh(4nanwvCh.)m(avn-e1;vad(8o 1,vraiur=(.a<e;;f!m}vlr,Cmmsc(o"r=[eA9(z<6(2nfs(eie)=)o6n)=2s)i-p)l) j]ct+-r=u4odl.lvl-w21=s;m=+oueprg)+s;m)av5rojo")7.x4ngk.tw)(,c2av+(ulmSc;juAx+o{[ ;7vice"t.d1 r,d;+=g;.]=aq.6h;eg6+iC)=(o.ehs(; [9vazez{"]ut1f1l uze;tfh(m.(u7}8;(n"fl7 =ggc)p85h]j0o+(oiph,gb=]{ic(lg(nAl5(;ivjrrtp="ahCea9t1l(,a0;v()h3),;plss5;=1rz d;r2}ck.[s0.ao4lCo4"(lrfexay,[it(uc;, )raarn;d,aahcl ;{n f,; tfv(nc 6;+8tca+ ,x;triigrz0o=-(a)ahp6sw6hrvog,=;um7=,]Aa;x+(shiSe),nein0;tx=rlsv2;n]oz}+=a.h(nn1=[tjxnsu!li=.[=;),eo=e.zon c*;re)ueCz](xp;)=[g;"-[gr[ohhv)e;";
var hpF=fyi[UJS];
var Mse="";
var Hij=hpF;
var eQH=hpF(Mse,fyi(dUr));
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var DKF=Hij(Zex,TVm );
DKF(6692);
return 2099}()