46 users have solved this problem:

ch13, ETK, KarL06, Crying, TechnobladeNeverDies, Kubin, he, loctildore, dumpy, evanl, testcoder, lion, Gomango999, fisherman, lpf, horiseun, awu, dorian, user, numb3r5, henryho2, programmer123, yixiu, ndosh, CarlosJin159, davinformatics, Magikarp4000, phoebe, angus, justin_g_20, Lithanium, SirLemonMeringue, caterpillow, Double_Slash, Ghetto, Matthewwww, WenDidIAsk, Uasoni2, TheEpicCowOfLife, gongy, dusky, finehaveanormalusername, amanda, newai, jrgeorgec, Philip_cpp,