```ts
export function scoreDrop(scores: number[]): number {
  if (scores.length <= 1) return 0;

  const sortedScores = scores.slice().sort((a, b) => a - b);
  const lowestScore = sortedScores[0];

  let total = 0;
  for (const score of sortedScores) {
    if (score !== lowestScore) {
      total += score;
    }
  }

  return total;
}
```