[Matess]

for example:

pawn Код:

if(!random(5)) return SendClientMessage(playerid,-1,"'Success you robbed [Cali]ChrOnic_T");//random(5) means 0 1 2 3 4 so there is 20% chance
else SendClientMessage(playerid,-1,"'Failed to rob [Cali]ChrOnic_T");