BachelorParty

function BachelorParty(input){
  let singer = Number(input.shift());
  let sumPeople = 0;
  let sum = 0;

  let command = input.shift();
  while(command !== 'The restaurant is full'){
    let people = Number(command);
     sumPeople += people;

    if(people < 5){
      sum += people * 100;

    }else if(people >= 5){
      sum += people * 70;
    }

    command = input.shift();
  }

  if(sum >= singer){
    let leftMoney = sum - singer;
    console.log(`You have ${sumPeople} guests and ${leftMoney} leva left.`);
  }else{
    console.log(`You have ${sumPeople} guests and ${sum} leva income, but no singer.`);
  }

}
BachelorParty([3200,
  5,
  12,
  6,
  6,
  12,
  'The restaurant is full'

    ]);