Update problem.md
Update problem.md

When we were doing this challenge it was unclear that the arguments had to be in exactly that order.
esmitley/learnyounode,zhushuanglong/learnyounode,marocchino/learnyounode,CNBorn/learnyounode,AydinHassan/learnyounode,chechiachang/learnyounode,kmckee/learnyounode,pushnoy100500/learnyounode,yous/learnyounode,walhs/learnyounode,runithome/learnyounode,PibeDx/learnyounode,Gtskk/learnyoupython,sergiorgiraldo/learnyounode,hsidar/learnyounode,kishorsharma/learnyounode,runithome/learnyounode,metakata/learnyounode,AustenLR/learnyounode,ericdouglas/learnyounode,keshwans/learnyounode,soujiro27/learnyounode,chechiachang/learnyounode,lesterhm/learnyounode,piccoloaiutante/learnyounode,michaelgrilo/learnyounode,jojo1311/learnyounode,andrewtdinh/learnyounode,AydinHassan/learnyounode,michaelgrilo/learnyounode,akashnimare/learnyounode,noikiy/learnyounode,ralphtheninja/learnyounode,sergiorgiraldo/learnyounode,PibeDx/learnyounode,AustenLR/learnyounode,pushnoy100500/learnyounode,marocchino/learnyounode,esmitley/learnyounode,jqk6/learnyounode,akashnimare/learnyounode,ralphtheninja/learnyounode,yous/learnyounode,Gtskk/learnyoupython,amandasilveira/learnyounode,zpxiaomi/learnyounode,JonnyCheng/learnyounode,kishorsharma/learnyounode,Gtskk/learnyoupython,5harf/learnyounode,walhs/learnyounode,ElTomatos/learnyounode,metakata/learnyounode,RoseTHERESA/learnyounode-1,soujiro27/learnyounode,maksimgm/learnyounode,5harf/learnyounode,CNBorn/learnyounode,thenaughtychild/learnyounode,amandasilveira/learnyounode,hsidar/learnyounode,kmckee/learnyounode,andrewtdinh/learnyounode,aijiekj/learnyounode,jojo1311/learnyounode,RoseTHERESA/learnyounode-1,piccoloaiutante/learnyounode,jqk6/learnyounode,JonnyCheng/learnyounode,Yas3r/learnyounode,noikiy/learnyounode,maksimgm/learnyounode,zpxiaomi/learnyounode,ElTomatos/learnyounode,keshwans/learnyounode,thenaughtychild/learnyounode,zhushuanglong/learnyounode,lesterhm/learnyounode,Yas3r/learnyounode,aijiekj/learnyounode