Contest RankList -- 암호화 문제를 해결해 보자

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RankUserNickSolvedPenalty ABCD
120223070김경훈 (알고리즘 어려워요)306:39:1901:11:0901:56:3802:51:32(-2)(-2)
220193147김현민313:23:4104:05:48(-1)04:15:3904:42:14(-2)
320193156mQueue(tomorrow9913)106:26:1406:26:14
4UbuntuUbuntu107:37:1307:37:13
520193165신종현113:56:0613:56:06