new rand = random(20);
switch(rand) {
case 0: SendClientMessage(playerid,-1,"0");
case 1: SendClientMessage(playerid,-1,"1");
case 2: SendClientMessage(playerid,-1,"2");
case 3: SendClientMessage(playerid,-1,"3");
case 4: SendClientMessage(playerid,-1,"4");
case 5: SendClientMessage(playerid,-1,"5");
}
// וכן הלאה