let raceNumber = Math.floor(Math.random()*1000);
const registredMember = false;
let ageMember = 15;
console.log(raceNumber);

registredMember ? console.log('You arleady registred') : raceNumber += 1;

console.log(raceNumber);

if (ageMember > 18 && registredMember) {
  console.log(`The race will start at 9:30 and your Race Number is ${raceNumber}`);
} else if (registredMember || ageMember > 18) {
  console.log(`The race will start at 11:00 and your Race Number is ${raceNumber}`);
} else if (ageMember < 18 && !registredMember) {
  console.log(`The race will start at 12:30 and your Race Number is ${raceNumber}`);
} else {
  console.log(`Please check registration desk`)
}