#где то тут ввод массива в переменную array
array = [1,2,3,4,-1,-2,-3,-4]
negatives = [ n for n in array if n < 0]
print (sum(negatives)/len(negatives))
I9Cz0LTQtSDRgtC+INGC0YPRgiDQstCy0L7QtCDQvNCw0YHRgdC40LLQsCDQsiDQv9C10YDQtdC80LXQvdC90YPRjiBhcnJheQphcnJheSA9IFsxLDIsMyw0LC0xLC0yLC0zLC00XQpuZWdhdGl2ZXMgPSBbIG4gZm9yIG4gaW4gYXJyYXkgaWYgbiA8IDBdCnByaW50IChzdW0obmVnYXRpdmVzKS9sZW4obmVnYXRpdmVzKSk=