Second-highest score

Complete the function solution, which returns the second-highest score among the distinct scores in the list scores.

If the highest score appears several times, it is counted only once. If there is only one distinct score, return -1.

Function

solution(scores)

Constraints

• The length of scores is from 1 to 1,000.
• Each score is an integer from 0 to 100.

Examples

Starter code

def solution(scores):
    answer = -1
    return answer