fork download
  1. n = int(input())
  2. a = list(map(float, input().split()))
  3. s = 0
  4. for i in range(n):
  5. s += a[i]
  6. avg = s / n
  7. print(f"{avg:.2f}")
Success #stdin #stdout 0.07s 14140KB
stdin
3
4.2 5.3 6.24
stdout
5.25