33 users have solved this problem:

spdskatr, pmoore, Gomango999, tomla, KarL06, Lvl9001Wizard, loctildore, Edward, lion, henryho2, programmer123, awu, dorian, Double_Slash, DumplingLife, robinz, Sirhc_47, anson, angus, caterpillow, ralismark, OoogaDooga, newai, jszqlew, TheEpicCowOfLife, teapot911911, bugs, Lithanium, meisean2009, Muyao_Zhang, JustinWang, Andy, iamnumber4,